Intsun&reg; 5000 Lumen 3x CREE XM-L T6+2 x R2 Rechargeable Led Headlamp Led Headlight Bicycle Light with AC Charger With 2pcs Intsun 3.7V Rechargeable 18650 Batteries for Camping Fishing Hiking Hunting Caving,etc (Convex head+batteries)