LIXADA Multifunctional LCD Screen Bicycle Computer Wire less Bike Rainproof Speedometer Odometer Cycling 2.8inch Waterproof White Screen

This product is ideal assistant for bicycle training. It's multifunctional, including total mileage, single mileage, maximum speed, average speed, cycling time, temperature, stopwatch, calorie, fat consumption, estimated arrival time, cycle display, time display.

Features:
Bicycle odometer with LCD backlight.
Portable, durable and convenient.
Easy to read LCD display with large screen.
Easy to control, ideal companion for your bicycle.
Easy to install firmly with mounting accessories.
Perfect to use when hiking, climbing, riding and other outdoor actives.
Ideal assistant for bicycle training.
Time display function, also can be used as a wonderful gadget for traveling.
Multifunctional: Total mileage, single mileage, maximum speed, average speed, cycling time, temperature, stopwatch, calorie, fat consumption, estimated arrival time, cycle display, time display.

Specifications:
Body color: black
Backlight: blue light, greenlight, white light(optional)
Screen size: 2.8 in-ch
Power supply: CR2023 ba-ttery, 3V 210mAh (included)
Item size: 80 * 54 * 18.6mm / 3.1 * 2.1 * 0.7in
Item weight: 130g / 4.6ounce
Package size: 158 * 82 * 43mm / 6.2 * 3.2 * 1.7in
Package weight: 150g / 5.3ounce
Dear If you need to test it, don't do it indoors, where electronically-powered devices emit interfering electromagnetic waves

Dear, its not rechargeable type it can only use battery