1) Solar power 2) Hand crank power 3)USB port charging
Solar power
Charge time: 10-12 hours, 100% capacity (when sunlight is not less than 86000 LUX)
Hand crank power
One minute of hand winding ( >=130 rpm) supports: 1. Over 15-20 Minutes continuous lights for three LED 2. about 15-20 Minutes of Continuous radio usage ( medium volume); 3. About 3-5 Minutes of Talk Time.
USB port charging
Charge time: 4-5 hours,When the NI-MH battery is Charging, the red poer indictor illuminates
Waterproof
IPx3
Application
Charge cellphone, MP4, Listen to the talk, FM/AM/NOAA etc.