Features:_x000D_
Hand crank self-powered_x000D_
Super bright 4 LED light and 8 warning flashing LED light_x000D_
One minute cranking could provide 20 minutes lighting_x000D_
Also could be chareged in the car with the car charger adapter_x000D_
With the magnet at the head for adsorbing on car to warn_x000D_
Specifications:_x000D_
Material: Plastic_x000D_
Battery type: Build-in lithium battery, 3.6V / 40mA_x000D_
LED light bright: 13000-15000mcd_x000D_
Dimension: 6.9(L) x 2.8(W) x 2.1(H) in_x000D_
Main color: Silver