The Inforce Handheld is the optimal balance between weight and output. Using two 123a batteries and emitting 700 Lumens through the powerful LED, it lights up the night with a brilliant focused hotspot and tailored peripheral beam. Weighing in at 3.75 ounces this flashlight virtually disappears on your body and is perfectly suited for your every day carry. Activation via the intelligent electronic switch allows a so push for momentary light and a full click for constant on. The textured rubber button provides a positive non-slip surface and the knurled body offers a confident grip when operating the light in any condition. Reinforced Polymer Body for High Impact Resistance and Durability Non-Slip Tail-Cap Controls Constant, Momentary and Strobe Functions Patented Heat Dissipating Vents for Improved LED Thermal Management Knurled Body and Tail-Cap for Non-Slip Grip Functions: Constant, Momentary, and Strobe Output: High: 700 Lumens and Low: 60 Lumens Runtime: High: 2 Hours and Low: 12 Hours Activation: Tailcap with Non-Slip Switch Lockout System: Tailcap Rotation Construction: Reinforced Polymer Body Offers High Impact Resistance and Durability. Patented Heat Dissipating Vents for Improved LED Thermal Mmanagement Waterproof: Up to 66 Feet Batteries: Two 2 Lithium CR123A Dimenstions: 5" Length x 1.125" Head Diameter Weight: 3 3/4 oz (with Batteries)