1739200 Mini OLED Tank Meter - BlueMonitors essential electrical system parameters on a bright, waterproof, daylight readable OLED screen.Features:Compact size enables mounting in any convenient locationReverse polarity protectedMounts in a common 1-1/8 in holeColor: BlueMeter: Tank MeterNominal Voltage: 12V DC/24V DCResolution: 5%Input Voltage: 8V-36V DCOperating Current: 17mASwitching Cycles: 10,000Weight: 0.30lb (0.14 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.