Multi-function beam LED flashlight 1,Portable,mini size. 2,Rechargeable polymer ... expired hour: 50000hours Charging input voltage, electric current:DC5.0V 1000mAh Charging output voltage, electric current: DC5.0V 500mAh Battery Capacity:3 ... twinkle.) Function 3, Power bank( To charge for mobile phone with 2200mah capacity) Function4, handsfree receiving the call or redial out . Multi-function beam ...