(1).Led:1pcs 1w super bright white
(2).Battery replacement no longer necessary
(3).Charging time:4-6hours
(4).Continual lighting time:5hours
(5).Battery:3pcs - 300mAh - 3.6V
(6).The material of Shell:Aluminum Alloy
(7).Product Size:16* 3.0*2.8 cm