- Material/Lens: Machined aluminum alloy case. Type II MIL-Spec anodized finish; unbreakable polycarbonate lens - Light Source: C4 LED technology, impervious to shock with a 30,000 hour lifetime - Switch: Multi-function push-button tail switch - USB Cord Length: 5" - Battery: Lithium ion battery charges in 4 hours; rechargeable up to 300 times - Length: 3.87" Length x 0.61" Body Diameter - Weight: 1.20 oz - Color: Coyote