1. Large wide-angle floodlight, greatly widening the lighting angle, wide coverage of the front wheel area, providing a good lighting range for steering and night riding 2. Optical lens design, far and near light lens, suitable for multiple scenes 3. The main body is made of aluminum alloy, which can work normally even if it is dropped from a high altitude. It can effectively help the product to dissipate heat during use, and is suitable for use in multiple environments. 4. Headlight lighting mode: high beam high - low beam high - low beam - high beam high beam - breathing flash high beam - flashing high beam, long press the switch button to turn off the light in any gear, when turned on again, The gear that is turned on is the gear mode before it was turned off. 5. Taillight lighting mode: high brightness-half brightness-low brightness-slow flashing-interval flashing-fast flashing, press and hold the switch button in any gear to turn off the light, and when it is turned on again, the gear that is turned on is the gear before it was turned off model 6. Easy to install and remove: the silicone can be stretched to a length of 95MM-160MM, and only one silicone strap is needed to fix the bicycle light parameter: 1. Lamp bead type: 2 x T6 headlights, 16 SMD red LEDs for taillights 2. Built-in battery: 450mAh lithium battery 3. Battery life: 2-8 hours for front lights, 3-8 hours for tail lights 4. Charging time: 2-3 hours 5. Material: aluminum alloy + ABS 6. Charging interface: Type-C charging port 7. Waterproof grade: IPX6 8. Product net weight: 42 pieces of headlights, 42 grams of taillights 9. Dimensions: 40 x 25 x 35mm packing list: Bicycle headlight x 1 Bicycle Tail Light x 1 Silicone strap x 2 TYPE C charging cable x 2 user's Guide