Tenergy Premium Rechargeable D Batteries and T9688 LCD Smart Battery Charger for NIMH NICD AA AAA C D 9V Batteries 4 Pack D Size Battery 10000mAh Cells and LCD Charger

Warnings Charge only NiMH/NiCd type AA/AAA/C/D/9V button top rechargeable batteries. Not compatible with Flat Top batteries. Batteries may leak or explode causing personal injury if inserted improperly, disposed of in fire, mixed with other battery types, or short circuit. The USB socket will be ready for use only when charging is completed or there is no battery in the charger compartment. Make sure the maximum load does not exceeding 500mA for the USB socket. Never use an extension cord or any attachment not recommended by manufacturer, otherwise this may result in a risk of fire, electric shock or injury to persons.