ME:: I did this to mount my Fenix FENIX HM65R-DT headlamp on my bicycle helmet using the ALG-03 V2.0 - Fenix Headlamp mount for Helmet ; Take the battery out, take the O-ring off, lift a tab and slide it out; sweetheart5978:: How to remove main headlamp from headband for FENIX HM645R-T - YouTube
Discovered: Jun 7, 2025 17:32 ME:: I did this to mount my Fenix FENIX HM65R-DT headlamp on my bicycle helmet using the ALG-03 V2.0 - Fenix Headlamp mount for Helmet ; Take the battery out, take the O-ring off, lift a tab and slide it out; sweetheart5978:: How to remove main headlamp from headband for FENIX HM645R-T - YouTube <– See Vancouver Battery’s site: HM65R-DT (Nebula)(Pink/Purple) - Fenix 1500 Lumen Rechargeable LED Headlamp and ALG-03 V2.0 - Fenix Headlamp mount for Helmet