Product DescriptionThe Nightstick TAC-510XL is a compact, rechargeable, multi-function tactical flashlight engineered for high performance and durability. Its white LED delivers up to 800 lumens through a high-efficiency deep parabolic reflector for a sharp, focused beam reaching up to 205 meters. A single tail-cap switch offers momentary or constant-on activation, user-selectable High/Medium/Low brightness levels, and a disorienting strobe. Built from tough glass-filled nylon polymer with a non-slip grip and IPX7 waterproof rating, the TAC-510XL runs on the included Lithiumion rechargeable battery and can also be powered by two CR123 lithium primary batteries using the included carrier (batteries not included).Marketing Points Xtreme Lumens performance with 800 lumen maximum output and 205 m effective beam distance Single tail-cap switch for momentary/constant on, three brightness levels, and strobe Durable glass-filled nylon polymer housing; IPX7 waterproof and 2 m drop-rated Rechargeable Liion power with optional CR123 primary battery backup (carrier included) Compact 6.25 in length with textured, non-slip grip for confident handling Specs Light Output: High 800 lumens; Medium 350 lumens; Low 140 lumens Beam Distance: High 205 m; Medium 157 m; Low 99 m Peak Beam Intensity: High 10,765 cd; Medium 6,182 cd; Low 2,460 cd Runtimes: High 2.0 h; Medium 3.75 h; Low 8.75 h; Strobe 3.25 h Switch Function: Single tail-cap; momentary or constant on; High/Medium/Low; Strobe Light Source: White LED Housing/Material: Glass-filled nylon polymer; matte black Length: 6.25 in (159 mm) Handle Diameter: 1.035 in (26 mm) Head Diameter: 1.25 in (32 mm) Weight: 5.1 oz (145 g) Water Rating: IPX7 waterproof Drop Rating: 2 m Power Source: Rechargeable Lithiumion battery (included) Backup Power: Two CR123 lithium primary batteries (not included) via included CR123 Battery Carrier Charge Time: Approximately 4 hours Package Contents: Light, rechargeable Liion battery, AC & DC power supplies, charger, CR123 battery carrier (batteries not included) US Patent: 9,713,217 Warranty: Limited Lifetime Warranty UPC: 017398804196 MPN: TAC-510XL Brand: Nightstick Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.