BBB Rear Bicycle Light with Signal Brake, USB-C Compatible, BLS-256i

Perfect rear light with brake/parking mode High-brightness COB LED rear light with brake light function Maximum 80 lumens of brightness ensures high visibility day and night Equipped with a parking standby mode that automatically turns off the lights when the bike is parked and turns them back on when movement is detected External dimensions: L 70 × W 21 × H 20 mm Weight: 29 g Clamp diameter: Φ5~42 mm Lithium polymer 300 mAh Charging cable: USB Type-C Charging time: 1.5 hours Lighting mode / Lighting time / Lumens: 6 modes / Max. 29 hours / Max. 80 lm Waterproof rating: IPX7