1. Bifrost BT simulates muzzle flash, with Multi-color flame effect.The effect of flame depends on volume of gas or fog around the muzzle, more volume makes better effect. 2. Bifrost BT provides colored BBs track function which can be achieved by standard BBs with the built-in RGB Flame LED. 3. Two tracer modes available - Standard/Sniper. 4. 11 different modes available for Multi-color flame function. 5. Intelligent power control: Blaster Module power on by shaking, enter sleep mode while idle for over 5 minutes. 6. Brifrost BT supports green tracer BBs, red tracer BBs, and standard BBs. 7. Brifrost BT provides build-in chronograph and tracer function combos. 8. USB-C charging cable
