Giới thiệu Vôn Kế Điện Tử 3 Ống Led Mini 0.56 Inch Dc 4.5-30v
Description: This Red DC Voltage Meter with DC 4.5-30V range. It is easy to read, install and use And it is self-powered version and supports Reverse polarity protection. There will 2 readings after decimal point when the voltage is under 10V, which mean the accuracy is 0.01 when it is under 10V, the accuracy is 0.1 when it is above 10V.
Specification: No power supply needed Measure Voltage: DC 4.5-30V two-wire access Display: Three digit 0.56" LED, red color Refresh Speed: Approx.300mS/time Highest input: DC 30V (It would be burned up if voltage higher than 30V ) Minimum input: DC 4.5V(below than 4.5V,measurement is inaccurate or does not show) Minimum Resolution: 0.01V(<10V)/0.1V(>10V) Resolution: 1%±1digit Working Temperature: -20°~65° Size: Approx. 48mm x 29mm x 22mm(L*W*H) Hole Size: Approx.46*27mm Current Consumption: <18mA