Compatible with most helmets
Magnetic housing makes it easy to put on and remove
Adhesive backing to attach housing to helmets
USB rechargeable li-ion battery
Brightness 150 lumens
Function high-medium-flash
Run time 4 hours
Beam distance 10m (high), 5m (medium)
CE certified
Retail box which aids presentation for retail sales
6.5cm x 4.5cm x 2.5cm