Niterider Minewt Mini 150 Plus – Same as 150, plus helmet mounting, 3 Light Levels – High/Med/Low, Flash Mode, 3-6hr Run Time, Lightweight – 175g, USB or wall Rechargeable Battery, Low Battery Indicator, Includes: LED Headlamp, Internal Li-Ion Battery, 4.5hr Smart Charger, Handlebar Mount – Fits up to 31.8mm, Helmet Mount, 36” Extension Cable, 175g 4hr charge time, 3hr H/4hr M/6hr Low burn times.