| G&G Rechargable Mock Silencer Tracer Unit for Airsoft Rifles - Black Features: Made from High Quality Aircraft Aluminum Built in Rechargeable LiPoly battery Automatic Vibration Sensor switches to power-saving mode when no movement is detected for 10+ minutes Lasts up to 4 hours on a single charge Dimensions: 188mm x 40mm Color: Black Thread: 14mm Negative (-) Battery: Built in Rechargeable 3.4v 2200mAh Lithium Polymer Battery Package Includes: Tracer Unit, Charger Manufacturer: G&G |