Brightness and longevity are very important with this pen light.
The P4R Core shines for its size with a superior light output of 200 lumens and has a removable rechargeable battery with micro-USB interface for eco-friendly charging. It offers a slim, lightweight design with Endcap Switch and pocket clip. The Ledlenser patented Advanced Focus System also provides precise light in spot and flood.
Lasts up to 25 hours on low setting