Acetech BiFrost BT GAS Integrated MOSFET protects wiring and

Integrated MOSFET protects wiring and is programmable to fire either 3-round burst or fully automatic

Attaches to virtually any Weaver/Picatinny/MIL-STD 1913 type rails

Unique window w/orange indicator on its side shows the ammo capacity estimate remaining

Mounts to standard rail systems (included)

Battery and charger are sold separately

Acetech BiFrost BT GAS Integrated MOSFET protects wiring andDESCRIPTION: Bifrost BT features with tracer unit, 11 color flame mode, sniper mode, and built in chronograph to test BBs performances and now you can configure the flamer color in the APP with Bluetooth. Its an innovative design and advanced technology makes it the perfect accessory for airsoft players. Product Features: 1. Connect Bluetooth to phone: Use AceSoft App to detect the speed function LED flame function setting. 2. Flaming effect depends