Model: DM666 [CE][RoHS][FCC] Working Principle: It uses three phase non-brush dynamo to generate electricity for 300mah/3.3V Ni-MH battery. Function: AM/FM Radio + Alarm + Lamp + Power Input + Solar energy + DC socket for charging mobile, other digital products. Main Technical Parameter: Parameter: Numerical Value Power Output: Crank 120 revolution/ minute by hand, output power≥3W Spotlight Brightness: >350Lx Lamp Brightness: >25Lx Spotlight Illuminate: Lighting more than 6 hours while charge it full enough Lamp Illuminate: Lighting more than 5 hours while charge it full enough Audio-optic Alarm: Working 2 hours while charge it full enough Radio: Listen to radio more than 6 hours while charge it full enough FM Scope: 76_96MHz 88_108 MHz AM Scope: 540_1700KHz Radio Sensitiveness: Frequency Modulation (FM) excel 5μv Amplitude Modulation (AM) excel 1mv/ m Built-in Battery: Ni-MH 2/3AAA 3.6V 300MAH Speaker: 8Ω/0.5W IP Defend Degree: IP 34 Voltage Input: DC Jack + 5.2V. 200mA Voltage Output: DC Jack + 5.5V. 500mA Size: 32*7*7(cm) Weight: 516.8(g) Accessories: Connecter Set for charge Special Power Adapter Auto Cigarette Lighter Set Feature: 1)Environmental Friendly: It does not use dry cells (batteries) and therefore does not pollute the environment. 2)Save Energy: Charged by dynamo or solar energy, no need external electric power. 3)Multi-function Illumining: Used as spotlight or nightlight or glow caution light. 4)Radio: You could select your favorite channel. 5)Emergency Power: Built-in DC standard input and output socket, could emergency charge for mobile phone, MP3, digital camera etc. 6)Swivel Headlight: Headlight could revolve within 180degree. 7)Alarm: While glow caution glittering, alarm sounding.