ENERGY SAVING (self powered, hand wind generator),

ENVIRONMENTAL(no need change batteries); 

 MULTI-LIGHT(can be used as spotlight,lantern or emergency ligh);

USE CHARGING(can chare USB device, ideal when no power outlets available, e.g.      mobile phones, digital cameras, mp3;

COMPASS

CONVENIENCE(lightweight, small size, easily carried;)

PRACTICAL(essential for household emergency kits; great for cars, boat,or camping)