Product Name AN/PEQ-2 Battery Case (Red Shooting Version) 
Material: nylon plastic
Weight :140g
Switch type :knob
Size :17CM length, 7CM width, 2.5CM height
Compatible with all 20mm rail systems 

Note: The battery box is equipped with a red laser pointer, which is compatible with all 20mm accessory rail systems. Compatible with 7.4v - 11.1v batteries, which can fit batteries with a length of 100 mm * a width of 65 mm * a height of 20 mm or less (batteries are purchased by themselves,package not include)

Attention: This outdoor battery box is only designed in the AN/PEQ-2 style to hold backup batteries or external batteries, which means it only has no flashlight lighting function for the outer shell, but has a red laser function!