Crimson Trace RIG Rapid Illumination Grip w/ LED Light Rechargeable Lithium Battery White 400 lumens Black. It is completely ambidextrous and can be mounted to M-LOK or Picatinny rails. The RIG comes with two rechargeable batteries that each last for 1 hour at peak lumen output and output can be adjusted with left- and right-side buttons. The RIG also includes an optional remote switch. Especially ideal for the popular AR pistol platform the RIG also provides a tactical advantage to rifles carbines and even AK-style firearms. Finally the RIG is backed by the Crimson Trace Crimson Protect Lifetime Warranty. Specifications for Crimson Trace RIG Rapid Illumination Grip: Manufacturer: Crimson Trace Light Output: 400 lumens Bulb Type: LED Battery Type: Stand Alone Lithium Rechargeable Beam Color: White Color: Black Gun Model: Universal Length: 6.5 in Weight: 1 oz Bezel Diameter: 0.25 in Gun Make: AR Platform Package Type: Box Battery Quantity: 1 Condition: New Gun Type: Rifle Mount Type: M-LOK Application: Tactical Fabric/Material: Polymer Aluminum Attachment Type: Picatinny Features of Crimson Trace RIG Angled Fore Grip with Light M-LOK Keymod and Picatinny adapters USB rechargeable battery 400 lumen LED light Multi-hand position light activation Heavy-duty polymer and aluminum construction Pic rail adapter included Package Contents: Crimson Trace RIG Rapid Illumination Grip Crimson Trace 01-01720: RIG Rapid Illumination Grip w/ LED Light Rechargeable Lithium Battery White 400 lumens Black