Features‎:‎Waterproof LED Bike Bicycle Light Rear FlashlightConvenient and easy to use‎,‎ just only open the surface case and then install batteries‎,‎ there is a on/off button behind of the light‎.‎Flashing safety front lamp for bicycle‎,‎ mounted at either the front or back of the bicycle‎.‎3 Different flash‎.‎ Modes‎,‎ including hart flashingMulti‎-flash mode with different patterns and speeds‎.‎5 LED bulbs and waterproofAngle of the set screw stand is adjustableQuick release bracket‎,‎ easy to installSpecifications‎:‎Power by 2 4R03‎"‎AAA‎"‎ batteries ‎(‎not included‎)‎‎,‎ 2X1.5Volt‎.‎ box‎:‎ NOColor‎:‎ Red Net weight‎:‎ 45gPackage weight‎:‎ 55gPacking content‎:‎1x Bicycle safety light1x bracket