Prosvet Tactical Flashlight A100 Portable Ultra Bright LED Handheld Flashlight Military Grade Tac Light with 5 Modes & Zoom Function ADVANCED DESIGN: Skid-Proof design & Water Resistant design (Impressive performance among handheld flashlights) Its durable aluminum body and shock-resistance endure rough handling. SUPER-BRIGHT: 900-lumen (max) Cree LED sweeps bright light over the length of about two football fields (660 ft / 200 m) and reaches nearly 1000 ft. Fully zoomable from wide to narrow beam. Features 5 adaptable settings: High / Medium / Low / Strobe / SOS. POWERE SOURCE: 1pc 18650 Lithium-ion Battery (Not included) or 3pcs AAA Battery (not included) PORTABLE: 5.4 inches L x 1.6 inches width. Taclight is small enough to fit in your pocket, handbag, or car compartment, so you can take it with you wherever, whenver WARRANTY: worry-free 24-month warranty and friendly customer service