Made of aluminum-magnesium alloy and PC material. IPX4 waterproof with max 180lm XPE LED light bead, max 158m lighting range, shining even in rainy dark night.
Easy installation and disassembly, fits for 1.5 - 3.5cm diameter tube Charging time: 1 - 2 hours. Working time: 2 / 6 hours in brightness modes, 5 / 10 hours in strobe modes
Powered by rechargeable li-polymer 3.7V 1200mAh battery (inbuilt), Can be charged through USB Port or Mobile Charger Top USB Slot.