Water Resistant Wireless Bike Computer Speedometer with LCD Backlight Auto Wake-up

#cb-yzsehx-detail-wrap *{max-width: 100% !important;box-sizing: border-box;} Features: - Multifunctional ultrathin wireless bicycle speedometer, includes all vital functions for novices and pros alike.- Real-time display of the current speed, odometer, tripmeter, maximum speed, average speed, calories, digital clock, temperature, auto start / stop, etc.- Engineering plastic, ABS and acrylic material with LCD backlight, good durability and have a clear view of the data even at night.- Imported sensors to provide stable performance, and accurate speed.- Durable and water resistant for use in all conditions.- Easy to install firmly with mounting accessories.- Battery: 1 x 3V CR2016 button battery in computer, 1 x CR2032 button battery in transmitter ( Included ).- Ideal accessory for bicycle training.Note: The distance between magnet and sensor should be kept within 5mm. Stopwatch and Accessories: Wireless Stopwatch 0.090 Package weight: 0.123 kg Product Size(L x W x H): 5.50 x 4.00 x 1.00 cm / 2.17 x 1.57 x 0.39 inches Package Size(L x W x H): 15.50 x 7.00 x 4.50 cm / 6.1 x 2.76 x 1.77 inches Package Contents: 1 x Bike Computer, 1 x Magnet, 1 x Base, 1 x Sensor Transmitter, 1 x Cable Tie, 1 x Base Rubber Pad, 1 x Sensor Sponge Pad, 1 x English Manual