For PRO Series handheld (transmitter) or collar box (receiver). This long-lasting rechargeable battery lasts about 80 hours per charge for the PRO 70 and PRO 550, and about 60 hours per charge for the PRO Trashbreaker.

SELECT: Transmitter, Reciever or both (set).

Includes battery, screwdriver, 2 screws, and instructions.

Specifications:

Rechargeable Li-ion
Voltage: 3.7 VDC
Amperage: 1900 mAh
Watt Hours: 7.0