1.solar keychain light
2.Material ABS shell.
3.3pcs high power LED  (15,000MCD),light distance:5-8m in the evening.
4.Recharge Ni-hydrogen battery, 3.6V 40mAh. Normally,can be recharged at least 800 times more.  
5.Use single-crystal solar panel charge(6V,3MA),strong light 25-30 hours can be charge fully,continue to discharge 3-4hours,use time keep 5 years.
5..match key ring by your self,convenience and credibility.
6.Size:6*3.5*1.1CM
7.Weight:20g