A.The lead acid Battery : 4V 4000MAH
The Nummber of led : 9 leds
Taillight of led :8 led

B.The shell of lamp is made of ABS
LED life :More than 50,000hours
Last light :More than 25hours
Color: blue or yellow
C.Packing.24pcs/ctn
Lamp carton,L*W**H :215*84*157(mm)
Caron ,L*W*H :532*446*332(mm)