Streamlight Polystinger Rechargeable LED Flashlight Black Light Only. Streamlight's combination of rechargeable batteries and the C4 LED results in one of the lowest operating costs of any flashlight. The C4 LED technology used in the Streamlight flashlight also produces 2 to 3 times the output of previous LEDss. Specifications for Streamlight Polystinger Rechargeable LED Flashlight: Manufacturer: Streamlight Flashlight Application: All Purpose Beam Color: White Battery Life: 2 - 7.5 hours Bulb Type: LED Lens Material: Polycarbonate Length: 8 in Weight: 11.5 oz Water Resistance Level: Water Resistant Additional Features: Strobe Quantity: 1 Battery Type: Nickel-cadmium sub-C battery Features of Stream Light Poly Stinger Flash Light: C4 LED technology for extreme brightness Unbreakable polycarbonate lens with scratch-resistant coating 3-cell 3.6 Volt Nickel-cadmium sub-C battery LED Charge-continuity indicator on charge base Compact snap-in charger mounts in any position Serialized for positive identification Adjustable beam focus Spare bulb in the tailcap Xenon gas-filled bi-pin bulb with 30-hour life Limited Lifetime Warranty Package Contents: Streamlight Polystinger Rechargeable LED Flashlight Streamlight 76110: Polystinger Rechargeable LED Flashlight Black Light Only