Product dimension (L*W*H CM): 29.2*18.3*22.5
Inner packs dimension (L*W*H CM): 30.6*20.5*11.2

Technical parameters: when the rotor speed is 1600 rpm / time, the output voltage: no-load voltage is not less than 8 volts, string into 4 volts, 0.3 amperes bulb, the load voltage is not less than 5 volts.