No Standalone lithium batteries are sold with the product Dual-switch technology: access multiple lighting modes via the push-button tail switch or head-mounted switch; switches operate independently TEN-TAP programmable switch allows user to select one of three different programs: high/medium/low with Strobe (factory default); high only without Strobe; high/medium/low without Strobe High for a super-bright beam: 700 Lumens; 12, 000 Candela; 219M beam distance; runs 1.25 Hours Medium for bright light and longer run time, low for a less intense beam and extended run time