LAMBUL M600B Scout Light 
Specification
Weight: 7.05 ounces(200g) Max Output : White light 400 lumens 3w
Length: 3.62 inches(126mm)Tactical Runtime: 1.5 hours
Bezel Diameter: 0.98 inches(25mm)Battery type: 2 x 3V CR123A or 16340(not included)
Color: Black
type: CREE R5
Material: Hard Anodizing Aluminum
Rail Type:20mm Weaver rail
FEATURES
High-performance LED 
Switches: Momentary-on tape (7" cable), constant-on pushbutton.
Mounting system-Integral thumbscrew clamp for Picatinny rails.
Weatherproof-O-ring and gasket sealed.
Construction-High-strength aerospace aluminum
Remove the head, battery put from front side.
PACKAGE
1 X M600B flashlight
1 X tape (7" cable) Switch
1 X pushbutton Switch
1 X magic tape