Features: 1.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, such as up to 15V or 30V. 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 and improve safety. 4.It is waterproof and durable for a long service time. With twist and lock system, it is in mini size and easy to install. 5.It is universally fits for most DC 12V vehicles, such as motorbikes, cars, boats, ATV, UTV, camper, caravans, travel trailer etc. Specification: Description: _x000D_ This LED display volt meter is great for checking voltage. It can be used to monitor the storage-battery voltage and timely grasp the state of your battery voltage, and the voltmeter will flash alert when the voltage is too high. There are 3 colors of indications to show different voltage status which helps to test the vehicle's battery status obviously and improve safety perfectly. _x000D_ _x000D_ _x000D_ Features: _x000D_ 1. This voltmeter is used to monitor the storage-battery voltage and timely grasp the state of your battery voltage. _x000D_ 2. It will flash alert when the voltage reaches too high. _x000D_ 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. _x000D_ 4. It is waterproof and durable for a long service time. _x000D_ 5. With twist and lock system, it is in mini size and easy to install. _x000D_ 6. It is universally fits for most DC 12V vehicles, such as motorbikes, cars, boats, ATV, UTV, camper, caravans, travel trailer etc._x000D_ _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Material: ABS _x000D_ Color: Black shell _x000D_ Input Voltage: DC 12V _x000D_ Voltage Measuring Range: 5 - 15V(blue digital display) _x000D_ LED Color: Red(11.3V-11.9V), Amber(12V-12.5V), Green(12.6V-15V) _x000D_ Size(L x D): 4.1 x 3.7cm/1.61'' x 1.46'' _x000D_ Package Weight: approx. 22g _x000D_ _x000D_ _x000D_ Package Included: _x000D_ 1 x LED Display Voltmeter_x000D_ 2 x Terminal Connectors _x000D_ _x000D_ _x000D_ Notes: _x000D_ Easy to install, but professional installation is highly recommended. PackageList: