This charger can be used to charge for rechargeable AA or AAA NiMH battery
After connected with the USB line, it turns into the power bank which can charge for your mobile phones, mini LED lights, USB fans or other small appliances
Stable performance, support multiple protection, such as overvoltage protection, overcurrent protection, over discharge protection......with strong security and stability
Fast charging speed, it costs only 4 hours to be fully charged