Front lamp : Shell  Materal :aluminum alloy 
Lamp bead : 2*T6 LED Beads 
Battery time ;2-6 hours 
Charging time 1hour 1A
szie 65x39x38mm   
power diaplay 25%50%75%100%
net weight 85g
 
 
Rear lamp 
 Material: ABS
Led; 4* beads 
color :red 
3 flash mordes 
330mah li_ion battery 
charge type : micto usb charge 
waterproof IPX4