Wide Compatibility: 10440 3.7V has paed rigorous testing, such as emergency lighting, portable devices, drbell, toys, instruments, aircraft models and other devices.

Long lifespan and rejection: The 10440 ion rechar can provide you with the neceary charging power supply or help you in emergencies, such as travel, emergencies, outdr adventures, camping or other dangerous situations.

Multiple Protection: 10440 has built-in safety circuit board protection, which can be against overcharge, over discharge, over current, over-high and low temperature, short circuit, explosion and leakage when power on charging or using batteries, keeping y

Energy Saving and Durable: 10440 ions can be charged more than 1200 recharge cycles, the power is stronger, longer lasting and more environmentally friendly and replaces the disposable one to protect the environment.

Satisfactory Service: If you have any questions, please feel free to contact us. We offer 3 months refund or 12 months free exchange, 24 hours online customer service, "YILUOXA" store ensures that you have a happy shopping.