Power on by shaking. Support Red and Green tracer BBs. Dimensions (L x D): 57mm x 28mm. Thread Direction: 14mm CCW/ 11MM CW. Fit optionally mock suppressors. Product Features: Compact size and lightweight. Supports green and red tracer BBs. Modular design: It can be used as a tracer unit or put into suppressors. Intelligent power control system: Sleep mode: When idle for over 5 minutes, return to standby mode when there is vibration. Shake the Brighter R will indicate the power on with a short Beep. USB-C charge port: Capable of fast charging. It can be inserted with any orientation. Specifications: Dimension: (L) 57mm x (Diameter) 28mm Item Weight: 33.2g Compatibility: M14- / M11+ Color: Black Material: Aluminum Package Included: Brighter R x1 User manual x1 Type C to type A charging cable x1 Allen key x1 M14- CCW to M11+ CW adapter x1 Starting from January 2024, Type-C Cable will not be included.