1. Mainly designer for hiking, camping, emergency, etc, it features in easy portability with mini size and delicate design. 

2. With high-efficiency ￠5 LED(0.5W), it has MAX output of 50 lumens

3. With voltage and current limit circuit and MAX run time up to 60 hours

4. Using 1-100mAh polymer lithium battery

5. With built-in Micro-USB charging port.