Material: Aluminium alloy + ABS
Led: 3*3W COB
Lumens: 300lm/3.7V
Battery: Built in Li battery 3600 MAH
Size: L19*φ9.5CM
Net weight: 410g
Function: COB: High-Middle-Low, Top Red led: Circle-Flash
Burn time: 5h
Max distance: φ10m