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Standard Voltmeters:
- RED, BLUE, or GREEN LED DISPLAY: This 12V battery meter with LED light, can be widely used under DC 12V-24V. With the digital voltage meter, you can easily monitor the voltage status of your battery in real time, especially in dark environments.
- WATERPROOF: The marine voltmeter gauge is a waterproof design, so this LED voltmeter is safe to use even in moist environments.
- MEASURING RANGE: The rating of this battery voltage monitor is DC 8-24V, and its accurate to 0.1V. With the precise 3-digit LED digital voltmeter, you can better monitor of your battery voltage status, helping to extend battery life.
- EASY INSTALlATION: This 12-24v volt battery monitor has only 2 termianls on the back (positive and negative) making it easy to install and use.
USB Voltmeters:
- EFFECTIVE: You will get 2 x quck charging 12v USB outlets, and a 2-Year warranty!
- UPGRADED MATERIAL: Thanks to advanced aluminum alloy material, the USB Voltmeter is sturdier than traditional plastic models, completely watrproof, and better high-temperature resistance.
- QC3.0 CHARGE FASTER: Equipped with a high-quality Dual QC 3.0 12-volt USB outlets to charge two compatible devices simultaneously up to 4 times faster than conventional charging.
- SAVE POWER: Features a push button, allowing you to turn off the LED voltmeter display easily to save battery when not in use.
- SAFE TO USE: Certified by CE & ROHS with overheating, overloading, and short-circuiting protection to ensure charging safety thanks to built-in fuses and a smart control chip. A waterproof and Dust-proof rubber USB cap better protects its internal circuit and enhances its lifespan effectively.
- MEASURING RANGE: The rating of this battery voltage monitor is DC 8-24V, and its accurate to 0.1V. With the precise 3-digit LED digital voltmeter, you can better monitor of your battery voltage status, helping to extend battery life.
Both styles of voltmeters require a 1-1/8" hole size. Choose your color and style in the drop down menu.