UltraFire 505B CREE LED-Q5 Flashlight
Emitter Type: CREE LED-Q5 with lifespan of 100,000 Hours
Power Supply: 2*16340/*17670 Battery;
Working Voltage: 3V~4.2V

Output Mode: 5 Mode
Continuous Runtime: 3-4 Hours
Surface finish: Premium Type III hard-anodized anti-abrasive finish
Material: T6063-T6 Aircraft-grades Aluminum
Waterproof: To IPX-6 Standard
L:119mm D:27mm (Head) D:23.5mm(Tail)

N.W.:68g (Excluing Battery).