Factory assembled from 4 high quality SubC (SC) size cells & fitted with a connector of your choice. It is perfectly OK to just top them up after slight use. Battery Testers. always best to go a little lower than this - it will improve the life expectancy of the battery.

Capacity + Configuration: 2500mAh (2x2)
Connector: Deans Style
Brand: Vapex Racing
Capacity: 5000mAh
Voltage: 4.8v
Accessory Type: Batteries & Chargers
Chemical Composition: NiMH