1.Bulb:5+5leds 2.Generate electricity by hand 3.Long life using 4.customized logo Function:For camping, hiking, power outages, earthquakes, hurricanes, boating, fishing, auto repairs,geology and so onGenerate electricity: By hand Features: 1. 5+5LEDs2.Using the crank handle to generate electricity by hand 3.After generating electricity,a button can be turned on and turned off. Hand-cranked ...