Small Yet Mighty: The WORKPRO Mini flashlight features the highly recommended LED, which delivers an incredible 300 lumens and a beam distance of up to 196 feet. With its ultra-compact design, measuring just 4-1/4 inch in length and weighing only 50 g/1.7 oz, the small flashlight takes up barely any space in the pocket 4 Modes and Memory Function: The penlight has 4 lighting modes High/Medium/Low/Strobe (High: 300 lumens; 196ft beam; runs 1 hour; Medium: 150 lumens; 164ft beam; runs 2.5 hours; Low: 20 lumens; 65ft beam; runs 6.5 hours), press the on/off button to switch modes easily. Press and hold the switch for more than two seconds to turn off the flashlight directly. Pen flashlight has a memory function and automatically restores the last working mode state