No Standalone lithium batteries are sold with the product Features a multi-function, push-button tactical tail switch for one-handed operation of high, medium, low, or strobe modes Multiple modes: high, medium, low or strobe mode High for a high-lumen, far-reaching beam: 615 Lumens; 40,000 Candela; 400 Meter beam; runs 1 Hours Medium for bright light, good beam distance and longer run time: 320 Lumens; 20,000 Candela; 283 Meter beam; runs 2 Hours