Blinder E RS is equipped with Chip on Board (COB) LED technology, which emits a bright red light that is guaranteed to attract attention in any weather. With 50mm or 80mm mounting options, the Blinder E RS offers versatile installation options and its slim design ensures visibility without adding unnecessary bulk.- Compatible with all major e-bike systems (see manufacturer specifications). - 25 lumens with intense red light for better visibility and safety on the road. - Includes 50mm + 80mm mounting bracket for customizable installation options. - Designed for work. with an electric wheel system for perfect integration and control. - StVZO certified beam profile ensures compliance with StVZO standards for a safe and optimized beam profile. - Mounting via luggage rack or fender to improve rear visibility. - IP67 waterproof for driving in all weather conditionsFeatures Type: Rear Color: Red Beam pattern: Certified StVZO Lens optics: Polycarbonate Lumens: 25 lumens Modes: high: 25 lumens Status indicator: No Weight +- 55 g (including DC cable and 80 mm holder) Waterproof: Yes. Degree of protection IP67 Chassis: Polycarbonate Frame: 80mm and 50mm (Aluminum) Operation: Via E-Bike Operating temperature: -10 to 40 °C / 14 to 104 °F Cable and connectors: 1350 mm E-Bike extension cable. For Bosch or Brose systems, you need to purchase cabling with the appropriate connector. Connection compatible with electric motors: most E-Bike systems (see manufacturer's specifications)Dimensions Height: 10 mm Width: 43 mm Length: 43 mm