The Lobster External Battery Pack will provide you with an additional 4 to 8 hours of court time. Includes a large 18-amp sealed lead acid battery, battery cord with connector, XLR adaptor, 1-amp fast battery charger, and canvas carrying bag with shoulder strap.

Compatible: any Elite Series tennis ball machine.

Ball Machines can ONLY be shipped to addresses within the Continental United States. California and New Jersey residents are subject to additional state taxes. Most of our ball machines are shipped directly from the manufacturer.Please allow 24-48 hours to receive tracking information.

Shipping Information

• Please allow for 1-3 business days for processing and tracking information.
• Price includes UPS Ground shipping.
• For air shipping, we will contact you back with a quote.
• All Stringing Machines and Ball Machines are drop shipped directly from the manufacturer, and can ONLY be returned to the manufacturer for warranties, refunds or exchanges.
• All Stringing Machines and Ball Machines must be returned within 30 days of the original purchase. Returns outside of 30 days will not be accepted.
• Stringing Machines and Ball Machines needing to be returned for any reason will require a Return Authorization (RA) issued by Tennis Express.
• Returned products can be subject to a restocking fee, plus shipping costs both ways.
• Return shipping costs will be paid by the customer.
• Refunds will take 1-3 weeks, which allows time to verify the condition of the returned product.Manufacturer warranties will vary, please review product details.

Drop Ship Returns

• Any drop shipped items (shipped directly from the 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 [email protected] with your return request.
• Customers will be responsible for any restocking fees and return shipping costs.
• Return shipping labels are not provided for drop shipped items.
• Items must be returned unused with original packaging.