This Red DC Voltage Meter with DC4.5/4.7/5V-30V range. It is easy to read, install and use And it is self-powered version and supports Reverse polarity protection. When the voltage is under 10V, there will 2 readings after decimal point, which mean the accuracy is 0.01 when it is under 10V; when it is above 10v, the accuracy is 0.1 No power supply needed
- Display Color: Red LED Tube
- Measure Voltage: DC 4.5/4.7/5V-30V two-wire access
- Display: Three digit 0.56" LED, Red color
- Refresh Speed: Approx.300mS/time
- Highest input:DC 30V (higher than 30v has the risk of burn up)
- Minimum input:DC 4.5/4.7/5VV(below than 4.5/4.7/5V,measurement is inaccurate or does not show)
- Minimum Resolution:0.01V(10V)
- Resolution:1%±1digit
- Working Temperature:-20℃~65℃
- Size:Approx. 48mm x 29mm x 22mm(L*W*H)
- Hole Size: Approx. 46mm x27mm
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