Feature: 1. Intelligent Gradient Meter: Accurately detect the horizontal inclination angle, pitch angle and roll angle of the vehicle in real time, and set the safety alert slope alarm function. 2. Dual Channel Module: Equipped with GPS and for Beidou dual‑channel module to obtain data from satellites, fully automatic real‑time monitoring of vehicle conditions. 3. Wide Applications: Universally used in all off‑road vehicles, cars, and motorcycles on the market, and it is a must‑have artifact for off‑road enthusiasts. 4. Selected Materials: Adopt color high‑definition LCD screen display with high resolution, and make use of ABS and PC high temperature resistant material design. 5. High Performance: Adopt free rotation with higher sensitivity. Start with the car, automatically dormant when stop. Specification: Item Type: HUD Display Material: ABS + PC Power Supply: 10V-30V Working Temperature: -40℃ to +80℃ Voltage Measurement Range: 10-30V Speed Accuracy: