1.Environment-friendly, translating kinetic energy toelectricity energy, not only save energy sources, but also neverneed batteries;
2.One super bright LED;
3. 1 minute of shaking provides up to about 10 minutes ofcontinuous bright light;
4.Widely used in household,travelling,camp and emergency;
5.Transparent white/blue/yellow is available;
6.LED brightness: 11000mcd.