video
https://www.snagshout.com/offers/headlamp-flashlight-with-pocket-tool/963a68
https://en.wikipedia.org/wiki/Headlamp
https://en.wikipedia.org/wiki/Headlamp_(outdoor)
https://en.wikipedia.org/wiki/Headlamp_washer
Fenix Flashlight, Headlamp, Fenix Flashlights – BrightGuy, Inc