MEILAN is a professional outdoor sports electronic brand; We are committed to providing cool and intelligent outdoor electronic products outdoor enthusiasts around the world, such as GPS riding code meter, speed treadmill and so on; Through our ecological hardware, APP and related accessories, our vast number of users can realize navigation, record and share the movement course wirelessly with APP. Meilan makes everyone's outdoor sports experience more interesting, and more . We are of the leaders in the field of code watches! We are professional in meter industry. This model also supports ANT and Bluetooth connection. GPS global positioning, cervical vertebra error within 5 meters, supports Beidou, GPS, GLONASS three positioning systems, which is more trustworthy. 2.4-inch large screen, Japan's outdoor anti-glare display technology, two-speed white backlight adjustment, basically can be seen clearly from all angles, and the surface is made of IML mobile phone shell technology, which is very scratch-resistant and wear-resistant. Up to 18 kinds of practical data are displayed, supporting the following data: speed, average speed, maximum speed, speed comparison, tread frequency, heart rate, power, riding time, time, current time, riding distance, 0DO, calories, temperature, altitude, slope, cumulative , and we have basically considered what you want. IPX5 waterproof, it can be used normally even in rain. We are a genuine business, and our brand has its own factory, so the quality is very good. If you have any questions, you can feed them back to our customer service staff, which will solve them for you as quickly as possible and better. Specifications: Specifications: Brand: MEILAN Product: MEILAN OVAL (M2) wireless code meter Color: black and white Material: composite material Charging method: USB Battery: Built-in rechargeable battery Endurance time: 30 hours Waterproof grade: IPX5 (actually higher) Is there an APP: yes Is there a patent: yes Package Included: 1* code table 1* wrench 2* bracket 2* cable ties 1* data cable 1* instructions