Acebeam PT20 LED Penlight Penlight Power Looking for a reliable penlight? Acebeam has got you covered with the Acebeam PT20! Built with a highly efficient HL4X LED and TIR optic lens, it reaches a maximum brightness of 500 lumens with a 413ft beam! Dependable brightness like this is perfect for anything; Great for your next shift, DIY projects around the house, quick map reading while on a field mission, and much more. Best of all, the easy-to-use tail switch controls three brightness modes to quickly access different lighting needs. All that brightness is in a lightweight design, weighing just 47g which is lighter than an egg! Simple AAAs or USB-C Charging - You Choose! You heard that right - the PT20 runs on two simple, commonly-found AAA batteries. Easily replace with batteries around the house and be on your way! But wait, this light comes with a 10880 lithium-ion battery with a built-in USB-C port for a quickly rechargeable option. With the included battery and USB-C rechargeable design, you can get a full charge in just 1.5 hours! For other rechargeable options go with Ni-MH AAA batteries. The possibilities of powering up with the PT20 are endless!