HP3R Rechargeable Focusing 245 Lumen PenlightThere are every day penlights, and then there is the Coast HP3R Flashlight which is the brightest rechargeable penlight on the market. With Coast's Flex Charge Dual Power system, this light harnesses either lithium or alkaline power and using a micro USB, so you can recharge the batteries in the light or quickly swap out to alkaline batteries when needed. With both high and low modes and the twist focus, this light is a supercharged penlight capable