... lighter socket Storing energy in the built-in Li-ion battery LED indicator for charging and discharging With Ultrasonic mosquito killer and ... over 16% Charging mobile phones: 2-3hours Charging internal Lithium battery: 10-15hrs under direct sunlight, 3-4hrs via USB port ... , FCC, ROHS certified Specification: Solar Panel: 1.41w Li-ion Battery : 3.7V, 11200mAh , 16000mAh (optional) DC Output: 5/9/12 ...