1. Material: PC+ABS2. Power supply: OBD interface3. S100: vehicle speed, speed, water temperature, voltage, fuel consumption, turbo pressure, oil temperature, gearbox oil temperature, oil pressure4. S101: vehicle speed, speed, water temperature, voltage, fuel consumption, turbo pressure, engine load, vehicle external temperature exhaust temperature5. Large font high-definition display uses LED high-brightness lamp beads, which are still clearly visible under strong light6. Ambient light linkage alarm, gradually flashing from the middle to both sides and making a beeping sound7. Dual unit switching, strong compatibility, support most OBD II models after 2008, compatible with K-line vehicles8. Ignition start, flameout shutdown, built-in light sensor, can sense the brightness of the external environment and automatically adjust9. High temperature resistant and non-deformed, multiple installation methods, free placement10. Size: length 131mm, width 62.6mm, height 26.5mm11. Note: Different versions of S100 and S101 correspond to different functions, and some functions require vehicle sensor support!Specification: Package Weight One Package Weight 0.25kgs / 0.56lb One Package Size 19cm * 15cm * 5cm / 7.48inch * 5.91inch * 1.97inch Qty per Carton 52 Carton Weight 15.50kgs / 34.17lb Carton Size 55cm * 32cm * 42cm / 21.65inch * 12.6inch * 16.54inch Loading Container 20GP: 360 cartons * 52 pcs = 18720 pcs40HQ: 837 cartons * 52 pcs = 43524 pcs