Cybergun 21 Round Magazine for KWC Desert Eagle CO2 helmet Uses a micro usb power

Uses a micro usb power adapter cable or 2x AA batteries to operate (cable and/or batteries not included) with this awesome device

3D memory foam features a tri-layer density foam technology that creates unparalleled comfort and fit

Allows you to non-permanently add camouflage to your helmet

if that can even accommodate your battery (a very thin LiPo stick type)

Muzzle Velocity: 300 - 330 FPS with 0

Cybergun 21 Round Magazine for KWC Desert Eagle CO2 helmet Uses a micro usb powerAluminum alloy construction Uses standard 12g CO2 cartridges Compatibility: KWC gas powered Desert Eagle and other compatible airsoft GBB pistolsCapacity: 21rdsGas Type: Green Gas, Propane