Main Features:Practical 350LM 6 modes headlight / bike light / tent light / USB tale lightWith 1 x Cree XPE-R3 LEDWith IP65 water resistant function6 modes: high・ mid・ low・ slow strobe・ fast strobe・ SOSThe operating voltage is 4.2V and the current is 1AThe illuminative distance is 200 - 250mPowered by 4 x 18650 lithium battery ( not included )With a 360 degree rotating bracket・ convenient to useSuitable for home use or outdoor camping・ hiking・ cycling etc.