Material: ABS, acrylic, plastic Brand: Bogle BoGeer Is it waterproof: Yes Display accuracy: 0.01 Backlight working mode: manual Standby time: 2 years Style : Wired 84g Wireless 87g (including packaging) Manual Not automatic 【main feature】 ● The code table highlights white light at night, with high brightness, average light source and soft light. It has wide influence in professional teams and high cost performance; ● With A car / B car data selection, you can set two kinds of wheels at the same time, two sets of data; ●Double-line and four-window display for easy viewing of data without frequent adjustment of buttons; ●Using high-capacity lithium-manganese battery, one battery is equivalent to 4.3 capacity of ordinary battery; ● Silicone button; paint coating, generous and high-grade; ●Easy to install, easy to set up; separate design of the head, can be detached at any time, carry it with you; ●The head can be rotated to facilitate the installation of the horizontal handle/vertical handle; 【The main function】 ● Dynamic display of driving mileage, cycling time, real-time vehicle speed, travel time, calories burned, current time, current date; ● Check the fastest speed, average speed, total driving time, total mileage, current temperature, car and wheel revolutions per minute at any time; ●With the luminous function, using high-grade high-intensity cold light source, you can see the information at night to see at a glance; ● With metric/imperial unit selection, it is suitable for the use of different users at home and abroad; ● Battery low voltage prompt, let you keep abreast of the work of the code table; ● Vehicle refueling/maintenance tips to ensure your car has the best performance and longevity; ● With 12/24 hour system, Celsius / Fahrenheit temperature unit selection, perpetual calendar function, let you travel more confident; ● With stopwatch function, let you accurately grasp the game materials; ● With speed reminder function, you can drive safer; ● Wide range of applications, suitable for 4"-40" bicycles/electric vehicles, even on motorcycles; ● Acceleration and deceleration dynamic indication, keep abreast of speed changes; ●Using imported sensor, stable performance, accurate speed and wide working temperature; ● Ambient temperature display and clock function; ●Automatic shutdown function; ● Stylish exterior design, rain-proof design, portable, easy to disassemble.