... standard,fast charge available;3 Provide both single cells and battery packs;4 All products are inspected strictly with the match ... ,can work at ambient temperature -20oC to 55oC.8 The battery are applied to cordless phones, walkmans, solar lighting , electrical drills ... , emergency lighting, and back-up power,etc. rechargeable Ni-mh battery group 1800mAH 7.2V for toys,spare power