The all-new M3R will be our first keychain size rechargeable model, offering intense brightness in an easy to carry, lightweight package. Running on just one rechargeable lithium ion battery, the M3R offers 220 lumens on Power mode with a 2 hour run time, and has a beam distance of nearly 400 feet. In Low mode this light will run for over 6 hours and can easily be charged on the go, allowing you to be ready for anything with a light you can carry with you anywhere