Lobster
3 Amp Premium Charger
3 Amp Premium Charger
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The Lobster 3-Amp Premium Fast Charger will get your ball machine ready in 1-3 hours allowing players to hit the court multiple times in a day. The built-in trickle charge technology will ensure your battery never gets overcharged.
Be sure to check out our wide selection of Lobster Ball Machines and the Tennis Express Buyer's Guide for more information on Selecting a Tennis Ball Machine!
Ball Machines can ONLY be shipped to addresses within the Continental United States.
Shipping Information
- Price includes UPS Ground shipping.
- For air shipping we will contact you back with a quote.
- All Stringing Machines/Ball Machines are drop shipped directly from manufacturer and can ONLY be returned to manufacturer for warranties, refunds or exchanges.
- All Stringing Machines/Ball Machines must be returned within 30 days of the original purchase. Returns outside of 30 days will not be accepted.
- Stringing Machines/Ball Machines needing to be returned for any reason will require a Return Authorization (RA) issued by Tennis Express.
- Returned product can be subject to a restocking fee plus shipping costs both ways.
- Return shipping costs will be paid by customer.
- Refunds will take 1-3 weeks, which allows time to verify condition of product returned.
- Manufacturer warranties will vary, please review product details.
Drop ship returns:
- Any drop shipped item (shipped directly from manufacturer) must be returned to the manufacturer within 30 days of the original invoice date.
- You must request a Return Authorization (RA) from Tennis Express. Please email Crystal@TennisExpress.com with your return request.
- Any restocking fees and return shipping costs, customer will be responsible for.
- Return shipping labels are not provided for drop shipped items.
- Items must be returned unused with original packaging.
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Quick INFO
Shipping Information
Shipping within the United States
We currently offer Standard Shipping to addresses within the United States.
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Shipping Method: USA Standard
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Delivery Time: 3–4 business days (Monday–Friday, excluding holidays)
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Shipping Cost: $20.00 flat rate per order
Order Processing
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Orders are processed within 1–2 business days after payment is received.
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Orders placed after 2:00 PM MST or on weekends will be processed the next business day.
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You will receive a shipping confirmation email with tracking information once your order has shipped.
Shipping Restrictions
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We currently ship to the contiguous United States only.
Delays and Exceptions
While we strive to meet our delivery estimates, please note that shipping times may be affected by weather conditions, carrier delays, or high order volumes during holidays.
Lost or Damaged Packages
If your package arrives damaged or is lost in transit, please contact us within 7 business days of the expected delivery date at info@bellracketstore.com or (719) 100-3312 so we can assist you with a replacement or claim.
Bell Racket Sport is committed to delivering your order safely and promptly. Thank you for shopping with us!
Return & Refund Info
Returns and Exchanges
At Bell Racket Store, your satisfaction is our priority. If you are not completely satisfied with your purchase, you may return or exchange most new, unused items within 30 days of the purchase date for a full refund or store credit.
Conditions for Returns
To qualify for a return or exchange:
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Items must be in new, unused, and resalable condition.
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Items must include original packaging, tags, and proof of purchase (receipt or order confirmation).
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Returns must be initiated within 30 calendar days of the purchase or delivery date.
Non-Returnable Items
The following items cannot be returned or exchanged:
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Gift cards
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Clearance or final sale items
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Customized or special-order products
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Used or damaged merchandise not due to manufacturing defects
Return Process
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In-Store Returns: Bring your item(s) and receipt to our store at
114 North Tejon Street, Colorado Springs, CO 80903. -
Mail Returns: Contact us at info@bellracketstore.com or (719) 100-3312 to obtain a return authorization. Ship the item(s) securely to the address above.
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Customers are responsible for return shipping costs unless the return is due to an error or defective product.
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Refunds
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Refunds will be issued to the original form of payment within 4 business days after the returned item is received and inspected.
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If the product was a gift, store credit may be issued to the recipient.
Exchanges
If you wish to exchange an item for a different size, color, or model, please contact us to arrange the exchange within the 30-day return period.
Defective or Damaged Items
If you receive a defective or damaged item, please contact us immediately at info@bellracketstore.com with your order details and photos of the issue. We will arrange for a replacement or refund at no cost to you.
Bell Racket Store reserves the right to refuse returns that do not meet the conditions above.
Thank you for shopping with us!
Size Guide
Women's Shoe Sizing Chart
| Length of Foot (Inches) | Length of Foot (Centimeters) | US Size | Shoe Size | A | B (Standard) | C |
|---|---|---|---|---|---|---|
| 8 1/2 | 21.6 | 5 | 5 | 2.6" | 2.8" | 3.0" |
| 8 2/3 | 22.0 | 5 1/2 | 5 1/2 | 2.7" | 2.9" | 3.1" |
| 8 5/6 | 22.4 | 6 | 6 | 2.8" | 2.9" | 3.1" |
| 9 | 22.9 | 6 1/2 | 6 1/2 | 2.8" | 3.0" | 3.2" |
| 9 1/16 | 23.3 | 7 | 7 | 2.9" | 3.1" | 3.3" |
| 9 1/3 | 23.7 | 7 1/2 | 7 1/2 | 2.9" | 3.1" | 3.3" |
| 9 1/2 | 24.1 | 8 | 8 | 3.0" | 3.2" | 3.4" |
| 9 2/3 | 24.6 | 8 1/2 | 8.1/2 | 3.1" | 3.3" | 3.4" |
| 9 5/16 | 25 | 9 | 9 | 3.1" | 3.3" | 3.5" |
| 10 | 25.4 | 9 1/2 | 9 1/2 | 3.2" | 3.4" | 3.6" |
| 10 1/6 | 25.8 | 10 | 10 | 3.3" | 3.4" | 3.6" |
| 10 1/3 | 26.2 | 10 1/2 | 10 1/2 | 3.3" | 3.5" | 3.7" |
Men's Shoe Size Chart
| Length of Foot (Inches) | Length of Foot (Centimeters) | US Size | Shoe Size | C | D (Standard) | E |
|---|---|---|---|---|---|---|
| 9 1/3 | 23.7 | 6 | 6 | 3.3" | 3.5" | 3.7" |
| 9 1/2 | 24.1 | 6 1/2 | 6 1/2 | 3.3" | 3.6" | 3.8" |
| 9 2/3 | 24.6 | 7 | 7 | 3.4" | 3.6" | 3.8" |
| 9 4/5 | 25 | 7 1/2 | 7 1/2 | 3.4" | 3.7" | 3.9" |
| 10 | 25.4 | 8 | 8 | 3.5" | 3.8" | 3.9" |
| 10 1/6 | 25.8 | 8 1/2 | 8 1/2 | 3.6" | 3.8"` | 4.0" |
| 10 1/3 | 26.2 | 9 | 9 | 3.6" | 3.9" | 4.1" |
| 10 1/2 | 26.7 | 9 1/2 | 9 1/2 | 3.7" | 3.9" | 4.1" |
| 10 2/3 | 27.1 | 10 | 10 | 3.8" | 4.0" | 4.2" |
| 10 5/6 | 27.5 | 10 1/2 | 10 1/2 | 3.8" | 4.1" | 4.3" |
| 11 | 27.9 | 11 | 11 | 3.9" | 4.1" | 4.3" |
| 11 1/6 | 28.4 | 11 1/2 | 11 1/2 | 3.9" | 4.2" | 4.4" |
| 11 1/3 | 28.8 | 12 | 12 | 4.0" | 4.3" | 4.4" |
| 11 1/2 | 29.2 | 12 1/2 | 12 1/2 | 4.1" | 4.3" | 4.5" |
| 11 2/3 | 29.6 | 13 | 13 | 4.1" | 4.4" | 4.6" |
Men's to Women's Conversion Chart
| Men's | Women's |
|---|---|
| 3.5 | 5 |
| 4 | 5.5 |
| 4.5 | 6 |
| 5 | 6.5 |
| 5.5 | 7 |
| 6 | 7.5 |
| 6.5 | 8 |
| 7 | 8.5 |
| 7.5 | 9 |
| 8 | 9.5 |
| 8.5 | 10 |
| 9 | 10.5 |
| 9.5 | 11 |
| 10 | 11.5 |
International Shoe Size Conversion Charts
Men
| Nike | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.0 | 13.5 | 14.0 | 15.0 |
| UK | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.0 | 14.0 |
| EUR | 40.0 | 40.5 | 41.0 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 45.5 | 46.0 | 47.0 | 47.5 | 48.0 | 48.5 | 49.5 |
| CM | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 | 28.5 | 29.0 | 29.5 | 30.0 | 30.5 | 31.0 | 31.5 | 32.0 | 33.0 |
| adidas | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.0 | 14.0 | 15.0 |
| UK | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.5 | 14.5 |
| EUR | 39 1/3 | 40 | 40 2/3 | 41 2/3 | 42 | 42 2/3 | 43 1/3 | 44 | 44 2/3 | 45 1/3 | 46 | 46 2/3 | 47 1/3 | 48 | 49 1/3 | 50 2/3 |
| Asics | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 | 14.0 |
| EUR | 40.0 | 40.5 | 41.5 | 42.0 | 42.5 | 43.5 | 44.0 | 44.5 | 45.0 | 46.0 | 46.5 | 48.0 | 49.0 |
| CM | -- | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 | -- | 28.5 | 29.0 | 29.5 | 30.5 | 31.0 |
| Fila | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 | 14.0 |
| UK | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 12.0 | 13.0 |
| EUR | 39.5 | 40.0 | 41.0 | 41.5 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 46.0 | 47.0 | 48.0 |
| CM | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 | 28.5 | 29.0 | 29.5 | 30.0 | 31.0 | 32.0 |
| Head | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 | 14.0 |
| UK | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 12.0 | 13.0 |
| EUR | 40.0 | 40.5 | 41.0 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 45.5 | 46.0 | 47.5 | 48.5 |
| CM | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 | 28.5 | 29.0 | 29.5 | 30.0 | 31.0 | 32.0 |
| K-Swiss | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 |
| UK | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 12.0 |
| EUR | 39.0 | 39.5 | 40.0 | 41.0 | 41.5 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 46.0 | 47.0 |
| New Balance | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.0 | 14.0 | 15.0 |
| UK | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.5 | 14.5 |
| EUR | 40.0 | 40.5 | 41.5 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 45.5 | 46.5 | 47.0 | 47.5 | 49.0 | 50.0 |
| Prince | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 | 14.0 |
| UK | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 12.0 | 13.0 |
| EUR | 38.0 | 38.5 | 39.0 | 40.0 | 40.5 | 41.0 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 45.5 | 47.0 | 48.0 |
| CM | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.0 | 27.0 | 27.5 | 28.0 | 28.5 | 29.0 | 29.5 | 30.0 | 31.0 | 32.0 |
| Reebok | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 12.5 | 13.0 | 14.0 | 15.0 |
| UK | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 | 14.0 |
| EUR | 38.5 | 39.0 | 40.0 | 40.5 | 41.0 | 42.0 | 42.5 | 43.0 | 44.0 | 44.5 | 45.0 | 45.5 | 46.0 | 47.0 | 48.5 | 50.0 |
| CM | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 | 28.5 | 29.0 | 29.5 | 30.0 | 30.5 | 31.0 | 32.0 | 33.0 |
| Wilson | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.0 | 13.0 | 14.0 |
| UK | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 | 11.5 | 12.5 | 13.5 |
| EUR | 39 | 39 2/3 | 40 1/3 | 41 | 41 1/3 | 42 | 42 2/3 | 43 1/3 | 44 | 44 2/3 | 45 1/3 | 46.0 | 46 2/3 | 48 | 49 1/3 |
| CM | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 | 28.5 | 29.0 | 29.5 | 30.0 | 31.0 | 32.0 |
Women
| Nike | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 |
| UK | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 |
| EUR | 36.0 | 36.5 | 37.5 | 38.0 | 38.5 | 39.0 | 40.0 | 40.5 | 41.0 | 42.0 | 42.5 | 43.0 |
| CM | 22.5 | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 |
| adidas | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 |
| UK | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 |
| EUR | 37 1/3 | 38 | 38 2/3 | 39 1/3 | 40 | 40 2/3 | 41 1/3 | 42 | 42 2/3 | 43 1/3 | 44 |
| Asics | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 |
| EUR | 37.0 | 37.5 | 38.0 | 39.0 | 39.5 | 40.0 | 40.5 | 41.5 | 42.0 |
| CM | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | -- | 26.0 | 26.5 |
| Fila | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 |
| UK | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 |
| EUR | 36.5 | 37.5 | 38.0 | 38.5 | 39.0 | 39.5 | 40.0 | 41.0 | 42.0 |
| CM | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 |
| Head | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 11.0 |
| UK | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.5 |
| EUR | 36.5 | 37.5 | 38.0 | 38.5 | 39.0 | 40.0 | 40.5 | 41.0 | 42.0 | 43.0 |
| CM | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 28.0 |
| K-Swiss | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 11.0 |
| UK | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 9.0 |
| EUR | 35.5 | 36.0 | 37.0 | 37.5 | 38.0 | 39.0 | 39.5 | 40.0 | 41.0 | 41.5 | 42.0 | 43.0 |
| New Balance | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 11.0 |
| UK | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 9.0 |
| EUR | 36.0 | 36.5 | 37.0 | 37.5 | 38.0 | 39.0 | 40.0 | 40.5 | 41.0 | 41.5 | 43.0 |
| Prince | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 11.0 |
| UK | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 9.0 |
| EUR | 35.0 | 36.0 | 36.5 | 37.0 | 38.0 | 38.5 | 39.0 | 40.0 | 40.5 | 41.0 | 42.0 | 43.0 |
| CM | 22.0 | 22.5 | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 28.0 |
| Reebok | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 |
| UK | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 |
| EUR | 36.0 | 37.0 | 37.5 | 38.0 | 38.5 | 39.0 | 40.0 | 40.5 | 41.0 | 42.0 | 42.5 |
| CM | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 |
| Wilson | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 5 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.5 | 11.0 |
| UK | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 |
| EUR | 35 2/3 | 36 1/3 | 37 | 37 2/3 | 38 1/3 | 39 | 39 2/3 | 40 1/3 | 41 | 41 1/3 | 42 | 42 2/3 | 43 1/3 |
| CM | 22.0 | 22.5 | 23.0 | 23.5 | 24.0 | 24.5 | 25.0 | 25.5 | 26.0 | 26.5 | 27.0 | 27.5 | 28.0 |