Alphard V2 Battery The Club Booster V2 Lithium Battery offers a removable design, allowing for effortless switching or replacement when needed. Overcurrent, over-heat, overcharge and discharge protection circuit built in to the battery. 5,200mAH at 36V 27 to 36 holes per charge (varies based on course and age of battery). Manufactured to maintain 80% of its maximum capacity even after the first 300 cycles. Battery Specifications V2 battery utilizes 20 lithium-ion cells (18650) packed and shrink-wrapped with protection circuitry. The maximum rated capacity is 192.4Wh, 37V and 5.2Ah. The battery has been tested in the laboratory and confirmed to be able to attain 80% capacity after 300 cycles. In the real world, this will vary with weather conditions, temperature, cart loading weight, and course conditions. PLEASE NOTE - The V2 Upgrade Kit is NOT compatible with the V2 Battery. Please use the V1 Battery