Feature:100% brand new and high quality Quantity:2pcsSticks type Battery Installation Precautions! Before installation is unmissable This LED Bike Wheel Light fits most bicycles, motorcycles and cars LED Bike Wheel Light features motion sensors, LEDs and replaceable batteries LED lights will turn on when the vehicle is moving and off when the vehicle comes to a stopScrews onto the valve stem of your car, bicycle or motorcycle in seconds Enhances safety by increasing visibility at night and during bad weather conditionsWork better. Switch high sensitivity, is the ideal choic Power by 3 x LR1130 batteries. (included)Battery Type:LR1130Product Size: 6.5Ã-1.8（CM） Product Weight:14gColor:green Package Content:2 X Car Tyre Light(with original packaging)