This self-powered bicycle rear light is designed to protect the riders from traffic accidents when riding in the night ,Its flash warns the drivers behind to keep in a safe distance. Specifications: Power:consumption Self-powered Material:PC + ASA Light Color:Red Measurement:63*40*23mm Weight:40g Waterproof:IPX5 Working temperature:-20~ +50℃ Bicycling Speed:≥1Km/h Reaction Time :≤1s Life span:3,000h Drop test:1m(safe) Install Steps: 1.Choose the suitable position and make sure the surface of rear light and eaer stay are clean and dry . 2.Put the middle part of the silicone rubber band against mounting surface of the rear light. 3.Set it on the seat stay near the rear ends, they don't need to physically touch with each other but please choose the right direction and make sure the sensor position close to the spokes. 4.Cross the two ends of the silicone rubber band when surrounding the seat stay ,then mount them on the back of the read light.Please don't cover the sensor square. 5.Choose one of the Spokes ,set and screw the spoke magnet onto it ,make sure the spoke magnet is mounted right against the rear light ,the rear light will work better even on other kinds of bicycles with non-iron spokes. 6.Make some adjustments until it is mounted properly and steadily. Package List: Rear light X 1 Silicone rubber band X 1 Spoke magnet X 1 User manual X 1
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