The Brunton Link 40 Lumens High Efficiency Task Light F-TLLINK is a great way to make sure you have the perfect light for any situation. This Flashlight from Brunton is made with High-efficiency LEDs that make for a low power draw and longer run times. SyncTech enabled the Brunton Link 40 Lumens Flashlight, is simultaneously charged and powered from Brunton USB based power packs. This Brunton Light has a USB in and out that allows you to chain as many units together as you need to keep out the darkness. For an amazing light that will never let you down, choose the Brunton Link 40 Lumen Task Light Flashlight. F-TLLINK: Brunton Rechargeable Lantern - 40 Lumens, Rechargeable, Daisy Chainable, Carabiner Clip Specifications for Brunton Link Light - 40 Lumens: Output: 40 Lumens Run Time High: 1hr on Internal Lithium Battery Batteries: Internal Lithium Dimensions: 2 x 2 x 2.5in Features of Brunton 40 Lumens LED Link Flashlight: Built in carabiner clip acts as stand or suspension loop Diffused lens keeps the glare down Brunton SyncTech enabled, powers and charges from Brunton power packs or solar panels Link unlimited units together to light up the campsite, beach party or back yard 40 lumens on high 1 hour run time on internal lithium battery Place face down for mood lighting Stand on end for directional lighting