(1)Duration:8+hours
(2)Max Range:200m
(3)Impact Resistance:0.5m
(4)Water Resistance:IPX-5
(5)LED Bulb:1*CREE XPE+ 2 Red LED Headlight
(6)Power by:3*AAA Dry Battery
(7)Input:100~240v AC 50/60Hz
(8)Volate:1.2-4.2V
(9)LED Lifespan:100,000 hours
(10)Product N.W:42g( exclude battery)
(11)Product size:6*4.3*3.5cm