Smart temperature control with low voltage protection. Automatically downshifts when the lamp bead temperature exceeds 70C, and shuts off power when the temperature exceeds 100C. When battery level is below 10%, only two brightness levels are available: 220 lumens and 100 lumens. Automatically cuts off power when battery voltage is too low to protect the battery Equipped with a 3000mAh high-capacity lithium battery for extended runtime, stable and durable performance. Type-C charging interface enables faster charging and broad compatibility with various charging methods High-transparency acrylic lens provides lightweight construction, strong impact resistance, clear and soft illumination, and even light distribution through internal reflective mirrors 90 wide-angle lighting enhances visibility during night rides IPX6 waterproof rating allows reliable performance in adverse weather conditions Tool-free mounting design enables easy installation and removal Specifications: Model: RHL 800 Material: Aluminum alloy Weight: Approximately 103g LED type: 3535 10W Charging time: Approximately 3.5 hours Lighting modes: 5 Beam distance: Approximately 200 meters Waterproof rating: IPX6 Features: IPX6 waterproof, intelligent temperature control, Type-C charging Package included: 1 x Bicycle Front Headlight 1 x Mounting Bolt 1 x Charging Cable