Features: 1.Wireless pan-controlled steering dot matrix display, wireless pan-controlled cooling graphics taillights. 2.With remote control, easy to control, increase safety while riding. 3.Turning light use lithium-ion rechargeable battery, can be continous work 10 day, long work time. 4.Remote control use CR2032 battery, can work 3 months. 5.Wonderful accessory for bicycle. Specifications: Material: ABS Weight: Approx. 159g Color: black Size: Approx. 75*55*15mm/2.95*2.17*0.59inch Usage: 1. Press the main switch for 1 second (all lights flicker three times) and then press 1 second to turn off (all lights flicker once). After startup, the left red light of the lamp is flashes gap. Press the code for 3 seconds for a long time (the host displays C), then press any code of the remote control. 2. Pull up the steering switch to turn left (left indicator flashes), pull down the steering switch to turn right (right indicator flashes). Press the button on the right side of the remote control to cool the taillight pattern (the middle blue indicator is flashes) and turn it off. 4. Just press the left button on the parallel line of the remote, turn it on and off. 5. When braking, all lights on the lamp automatically turn on. 6. When the indicator light on the left side of lamp is always on, the power supply is not need to charge. When charging, the right red indicator lights up, the green indicator lights up at full time. Packing List: 1 * Wireless Remote Turning Lamp 1 * CR2032 battery 1 * Instruction 1 * USB charging cable 1 * Remote control 2 * Clip band 3 * Paster 4 * Base . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.