Introducing the Streamlight Strion C4 LED rechargeable flashlight. It's rechargeable, ultra-compact and powerful. The Strion LED offers three variable intensity modes, strobe mode and the latest in power LED technology. This is a great light for those that want these features. We fell in love with this thing. The only issue we found was no pocket clip. This think retails for $181.99, Check out our price. Case Material: Machined Aircraft Aluminum with anodized finish. Dimensions: Length: 5.90 in. (14.99 cm) Head Diameter: 1.25 in. (3.18 cm) Head Diameter at Tri-Lobe Anti-Roll Flange: 1.44 in. (3.66 cm); Barrel Diameter: 0.95 in. (2.41 cm) Weight: 5.22 oz (148 grams) with battery Lens: Borofloat High Temperature Glass Light Source: C4 LED technology, impervious to shock with a 50,000 hour lifetime. Light Output: High: 8,800 candela peak beam intensity and 160 lumens measured system output. Medium: 4,400 candela peak beam intensity and 80 lumens measured system output. Low: 2,300 candela peak beam intensity and 40 lumens measured system output. Optimized electronics provides regulated intensity. On/Off: Multi-function, push-button tactical tailswitch. One handed operation of momentary, variable intensity or strobe mode. Tail cap rotates for “SAFE” position. Run Time: High: Up to 2 continuous hours. Medium: Up to 4 continuous hours. Low: Up to 7.5 continuous hours. Strobe: Up to 5.5 continuous hours. Battery: Lithium Ion with on-board safety control circuit, 3.75V, 2000mAh min, rechargeable up to 500 times. Charging: Fits existing Strion® chargers. Clamp style charge holder with digital control circuit that prevents overcharge. Fully recharges battery in 3 hours. Charges battery in product. Charge base LED indication: LED Steady – Charging; LED Blinking – Charged. Features: • C4 LED technology for extreme brightness. • Compact, snap-in charger mounts in any position. • IPX4 rated design; water resistant operation. • Serialized for positive identification. Approvals: Most models meet applicable European Community Directives. Warranty: Limited lifetime warranty