Main Features:Practical 2400LM bike headlight / taillightWith 2 x Cree XML-T6 LEDOne 2 modes high beam: Low・ strobeOne 3 modes dipped headlight: High・ mid・ lowComes with battery pack ( 4 x 18650 lithium battery )With IP65 water resistant functionThe input voltage of the battery charger is 100 - 240V・ 50 - 60Hz 0.35A and the output is 8.4V 1000mAThe illuminative distance is 200 - 250mSuitable for home use or outdoor camping・ hiking・ cycling etc.