The LUXPRO rechargeable focusing LED penlight flashlight is extremely lightweight and compact. This flashlight is made durable with aircraft-grade aluminum and comes equipped with a quality pocket clip so you can attach it to your tool bag or pocket. The flashlight features a tactical on/off button to select between high and low mode. The output range on high is 360 lumens and on low is 50 lumens. It has a runtime of 1.5 hours on high and 7 hours on low. This light comes with a rechargeable 10850 3.7V 750mAh lithium-ion battery that charges in approximately 3 hours, and it can alternatively run on 2 AAA batteries. Included is a USB-C cable for convenient charging. A blue LED battery life indicator, located next to the charging port, makes it easy to know when the battery needs to be charged. For additional peace of mind, this rechargeable tactical light comes with a Limited Warranty against Manufacturer's Defects.