The Heater(R) Crusher 4 Hour Rechargeable Battery is specifically designed for the Crusher, Fireball and Scorpion pitching machines. Lightweight portability and convenience allow you to practice anywhere at any time. Crusher and Fireball machines each hold two batteries and the Scorpion holds one. The CR25 Pitching Machine Battery Pack recharges while the machine is plugged into any wall outlet. FEATURES: Portable 4 hour rechargeable battery For use with the Heater(R) Crusher, Fireball and Scorpion pitching machines (sold separately) Recharges while the machine is plugged into any wall outlet Includes one 6 Volt battery that will last 4 hours 30 day manufacturer's money-back guarantee Manufacturer's warranty: 1 year Model: CR25 For additional information relating to the Manufacturer's Warranty, please contact 435-656-1756.