MEILAN M4 Wireless Bike Computer, ANT+ BLE4.0 Bicycle Speedometer and Odometer with Cadence/Speed Sensor, Waterproof Cycling Computer with 2.5 inch LCD Backlight Display for Indoor/Outdoor Cycling
Brand: MEILAN
Color: black

General Instruction
M4 is a smart bicycle computer with 2.5 inch HD display and BLE4.0 wireless transmission protocol.
It collects the exercise data through the wireless speed/cadence sensor fixed on the bike front bar and heart rate belt, which will help driver manage their sport and fitness more conveniently.
Features
Screen Size: 2.5 inch
Waterproof Level: IPX5
Material: ABS, Aluminum
Battery Capacity: 800mAh
Usage Time: 120 hours (without back light)
Net Weight: 0.68 lb
Size: 5.5 *4.7*2.2 inch
Input: DC 5V, 0.5Ah
Working Temperature: -10°C ~ 40°C
Note
1. The device is with recharge battery; don't throw the waste battery into the water or anywhere without control; don't put the device above the fire or super high temperature.
2. Pls charge at least one time if there is no use in 6 months; or this will lead that the battery can't charge fully and effect your use feeling.
3. The device is suitable for small to medium rain; don't put the device under the big rain or immersed in the water. Clients will have to undertake all the consequences if the device is not used under instruction.
4. The device is related to the wireless radio and developed according to the EU related law and regulations; Pls follow the local regulation for wireless radio in other countries and regions.
Warranty After Sales
1. 1 year free warranty for all authorized meilan distributors or private consumers who has kept the purchase bill.
2. It is not under the warranty for all the accessories and connection parts.
3. It is not under the warranty if the device is operated without the instruction of the manual.
4. It is not under the warranty if users dismantle, maintenance or modify the device by self.

【SPEED/CADENCE SENSOR & ANT+】Meilan M4 use Bluetooth 4.0/ANT+ dual wireless transmission technology, connect with wireless speed/cadence sensor, the bicycle computer can record cyclists' RMP, cycling real time distance, speed, driving time, calorie consumption, temperature and etc. It is convenient for the riders to better manage their training processes.
【LARGER & CLEARER SCREEN】With 2.5-inch high-definition display, this bike computer can be adjusted three brightness levels. You can clearly read the screen data even during the daytime. Besides, it will help reduce the security risks caused by the distraction of viewing small screen or screen reflection during riding.
【WATERPROOF & USB RECHARGEABLE】IPX5 waterproof design, our bicycle computer can effectively resist the rain and snow weather while cycling. Equipped with 800MAH rechargeable battery, it can be used for more than 80 hours without backlight, which is suitable for long-distance cycling.
【EASY INSTALLATION & OPERATION】Simply mount the sensor in the appropriate location and then it can read the data while cycling. The gap between the sensor and the magnet should not be more than 2cm. With two special mount holder, you can install it in different positions.Suitable for most types of bicycles: common bicycles, mountain bikes, road bikes, electronic bikes, folding bikes, almost all cycling bicycles with Spoke-Wheel frame, NOTICE NOT suitable for solid wheels.
【BEST SERVICE】Our products are directly produced by the Meilan Factory, providing a three-month replacement and one-year warranty for after-sales service. If there is any problem during using, please feel free to contact us, our customer service team will give you the best solution.