This voltmeter is used to monitor the storage-battery voltage and timely grasp the state of your battery voltage.
2. It will flash alert when the voltage reaches too high.
3. There is a LED display with 3 colors of indications to show different voltage status which helps to test the vehicle’s battery status obviously and improve safety perfectly.
4. It is waterproof and durable for a long service time.
5. With twist and lock system, it is in mini size and easy to install.
6. It is universally fits for most DC 12V vehicles, such as motorbikes, cars, boats, ATV, UTV, camper, caravans, travel trailer etc.