GENTOS LED headlight USB rechargeable 420 lighting recognition Uses dedicated rechargeable battery Metal Master [Brightness lumens/Practical 8.5

---------------------------------------------------------------------- Size (approx.): Head part/width 55 x depth 30 x height 28mm, battery box part/width 96.7 x depth 35 x height 37mm, body weight: approx. 189g Set contents/accessories: Main body, anti-slip headband, Micro USB cable (50cm), dedicated rechargeable battery, Batteries used: Dedicated rechargeable battery Brightness: 10 seconds Boost/640 lumens, High/420 lumens, Mid/190 lumens, Eco/25 lumens Practical lighting: High/8.5 hours, Mid/17 hours, Eco/45 hours, Rear recognition light on/40 hours, Rear recognition light flashing/115 hours Features: 2m drop resistance, dust and splash proof (IP64 compliant), maximum irradiation distance: approx. 88m