Knog Blinder E 900 Front Light. Features: Sleek and powerful e-bike light with precisely engineered lens optics Compatible with e-motors from all major brands including; Bosch, Brose, Shimano Steps, Yamaha and more Connects into your e-bike motor/battery system (we recommend a bike shop does this) Access 5 light modes via on-light button 100% waterproof with an IP67 rating Includes vibration-resistant, secure 31.8mm / 35mm handlebar mount and 1200mm E-Bike cable Specs: Model:Blinder E 900 Front Lumens:900 Modes:5 Rechargeable:No Color:Black Weight:85g