. A compact, urban commuter light with a bright Chip on Board LEDs system which creates a wide, arching beam with up to 320 lumens of light output Light Modes. Knog’s Cobber Front Mid Light comes with multiple light modes which can easily be switched between using the power button. The modes include both flashing and constant modes and the modes included are:Max: 200 lumens 2.5 hoursMid: 80 lumens 5 hoursSteady Pulse: 320 lumens 9 hoursFlash: 320 lumens 9 hoursRolling Flash: 140 lumens 8 hoursSide Flash: 200 lumens 3.5 hoursDisco Flash: 160 lumens 7 hoursEco Flash: 25 lumens 120 hoursMounting. The versatile mounting system includes a tool-free, removable, silicone strap which works with a range of bar types. Also, included is an aero mount ensuing the light has a large range of compatibility USB Rechargeable. To quickly and easily recharge the light the Cobber comes with an internal lithium polymer battery with an integrated USB plug which allows you to charge the light via any standard USB port Features. Multiple light modesIntegrated USB plug for quick and easy charging on the moveInternal lithium polymer battery4 hours full recharge timeTool-less removable silicone straps for bars/seat postsCompatible with bars/seat posts 22-32mmEfficient Chip on Board LEDs designed to provide maximum brightness100% waterproof with added protection from all the elementsWeighs 44gDimensions: 62mm x 33mmBuy Knog Front Lights from Chain Reaction Cycles, the World’s Largest Online Bike Store.