The bike computer can storage and view abundant datas. Easy fixing, convenient view, backlight function, data page switch, it is practical for outdoor cycling. Features: 2.4inch large screen, anti-glare display technology, white backlight, 2-level adjustable brightness, visible from all angles under the sun. Built-in high-precision GPS chip. USB rechargeable cell can last 30 hours. BLE4.0/ANT+ technology, can be connected with cadence/speed sensor, heart rate band, power meter. Support the storage of two bicycle information. Support up to 18 cycling datas display, you can switch the dsiplay datats by shortly pressing the right button. Convenient functions such as automatic stop, auto lap, etc. Two kinds of installation methods: bike mount and F-mount. Specifications: Brand: MEILAN Model: M2 Color: White Waterproof: IPX5 Package Weight: 195g / 6.88ounces Package Size: 112 * 112 * 53mm / 4.41 * 4.41 * 2.09in Package List: 1 * Bicycle Computer 1 * USB Cable 1 * Allen Key 1 * Bike Mount 1 * F-Mount 1 * Screw 2 * Rubber Bands 1 * User Manual