D5000 OBD2 5 inch Vehicle-mounted Head Up Display Security System, Support Car Speed / Engine Revolving Speed Display / Water Temperature / Battery Voltage / Detection and Elimination Fault Code, D5000 % Adhesives & Sealers Rechargeable battery: AAA/AA

Rechargeable battery: AAA/AA

5V 5 batteries (not included)

0 inch mobile phones

English manual x 1

the buzzer starts to alarm

D5000 OBD2 5 inch Vehicle-mounted Head Up Display Security System, Support Car Speed / Engine Revolving Speed Display / Water Temperature / Battery Voltage / Detection and Elimination Fault Code, D5000 % Adhesives & Sealers Rechargeable battery: AAA/AA1. Screen size: 5 inches 2. Product size: 115x66x15mm 3. Weight: 75g 4. Display information: driving speed, water tank temperature, battery voltage, engine speed, instantaneous fuel consumption, 100 kilometers of instantaneous fuel consumption, the number of kilometers of this trip, this travel time, 100 kilometers of acceleration time, detection of fault codes, elimination of fault codes 5. Alarm: Overspeed alarm (single alarm four alarm), water