Speedometer with 1.57-inch display, HD displayWireless dry worry resistantThe Speedometer with 23 functions is versatile and practicalIP64 water-resistant, don't be afraid of rainy daySpecifications:Model: B50-BC23Display: LCD HTN screenCase material: ABSMirror material: clear acrylic Size: 54 x 13mmSensor line: greater than 80 CMDistance between sensor and magnet: less than 3MMWater resistance: IP64Specification: WirelessNight light: Green lightStatic current: less than 15uAOperating current: less than 100uAPower supply: CR2032 button cell * 2 (included)Certification: CE, ROHSBare weight: 32g (with battery and without accessories) Package included:1 x Speedometer 1 x Universal Base Stand1 x Universal Base Silicone Gasket1 x Strong Magnet1 x Sensor1 x Sensor Cushion Backing2 x Sensor Silicone Straps1 x Universal Base Silicone Strap1 x English and Chinese ManualOther items not included