\u2026Smart temperature control + low voltage protection. Automatically downshifts when the lamp bead temperature exceeds 70\u00B0C, and shuts off power and turns off when the temperature exceeds 100\u00B0C. When the battery level is below 10%, only two levels of adjustment, 220 lumens /100 lumens, are allowed. When the battery voltage is too low, it automatically cuts off power to protect the battery \u2026Equipped with a 3000mAh large-capacity lithium battery, enhancing endurance, stable and durable use. Type-C charging interface for faster charging speed and compatibility with more charging methods \u2026High-transparency acrylic lens, lightweight, strong impact resistance, clear and soft light, and even light distribution with internal reflective mirrors \u202690\u00B0 wide-angle lighting to improve visibility during night rides \u2026IPX6 waterproof, capable of handling adverse weather conditions with ease \u2026Lifting installation, simple operation Specifications: \u2026Model: RHL 800 \u2026Material: aluminum alloy \u2026Weight: about 103g \u2026Lamp bead model: 3535 10W \u2026Charging time: about 3.5h \u2026Mode: 5 modes \u2026Range: \u2248200m \u2026Waterproof level: IPX6 waterproof \u2026Function: IPX6 waterproof, intelligent temperature control, type-c charging Package included: \u20261 x Bicycle Front Headlight \u20261 x Bolt \u20261 x Cable