Blue Sea 1733200 Mini OLED Voltmeter - Blue 
1733200 Mini OLED Voltmeter - Blue
Monitors DC voltage on a bright, waterproof, daylight readable OLED screen.
- Reverse polarity protected
- Mounts in a common 1-1/8" (29mm) hole
- Color: Blue
- Meter: Voltage
- Nominal Voltage: 12V DC/24V DC
- Resolution: 0.1 DC
- Cut Out Dimensions: 1-1/8" (28.58 mm)
- Input Voltage Range: 8V-36V DC
- Operating Current: 15mA
- Switching Cycles: 10,000
- Weight: 0.20lb (0.09 kg)
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.