... luminous flux reach up to 500Lm; Tail disassemble strong magnet, clip, keychain, aircraft aluminium body, reverse polarity protection circuit, antiskid ... to iron product like keys these absorbable small staff in daily use, here is the instructions for customer who do not ... the step 1, screw the cover tight clockwise.Maintainance: Use qualified battery. XTAR PCB battery recommended. When flashlight is ...