Specifications Brand: Ace Tech Construction: Aluminum Alloy / Plastic Compatibility: Supports M14 Threads Battery: Li-ion rechargeable battery (Charging time takes 2.5 hours from a dead battery and comes with a charging cable) Burst Speed: Up to 35 RPS Overall Length: 5.4 inches Tracer Diameter: 1.6 inches Color: Black Features Built-in AceTech Blaster M that offers the same functionality as the Blaster but in a whole new outer shell The outstanding appearance offers a realistic military appearance that looks great while still offering the same performance as expected Compact tracer unit that makes it easy to carry and it occupies little to no space It can be used as a standalone tracer module or be used as a mock suppressor Supports up to 35 RPS burst speed while still being brighter than other tracer units on the market Lithium battery design can supply up to 20,000 rounds on one charge Inside the Predator outer shell is the Ace Tech blaster which simulates muzzle flash, the effect of the flame depends on the volume of gas or water fog around the muzzle, with more volume the effect will be better Three modes available with a press of a button (tracer with flame, flame only, and tracer only) Intelligent power control that powers on by shaking and it will enter sleep mode when the tracer unit is idle for over 5 minutes