This product displays the voltage of car battery.
Screen digit color:red.
High brightness LED display, easy to see the product voltage display.
Power by car cigarette lighter battery charging.
Constantly monitors the battery voltage and protects and prolong battery and engine’s life.
Healthy standards of engine battery:
When the engine is running (non-driving state), 12V car:135 to 145, 24 V car:260 to 280.
When the engine is turned off, 12V car:12 or more, 24V car:24.
Size:about 70 x 40 x 30 mm.
1 Suitable for DC12/24V car.
2 Measuring range:DC 8V-30v ± 12%.
1 x Car 12V/24V Voltage Meter