I use a Black Diamond ReVolt headlamp. It is a bit heavier, but it is rechargeable. I can use the same battery and cable I use for my phone and InReach to charge the headlamp. Ed Jarrett (Eeyore)Web site: http://aclayjar.netTwitter: https://twitter.com/EdJarrett53 Facebook: https://www.facebook.com/ed.jarrett.71