0.36 Inch Mini Digital LED Display Red Panel Voltage Meter DC 4.7~32V 3-Digit Display Adjustment Voltmeter

Specifications: Display color: Red Two-wire Measurement range: DC 4.5~30V Working Current:< 23mA Working Temperature: -10C-65C Minimum input voltage: DC 4.5V(Lower than 4.7V, the brightness will be weakened, but this will not affect the accuracy of measurement) Maximum input voltage: DC 30V(Higher than this voltage is has a risk of over-burning) Permissible error: 1%(±1 digit) Display mode: three digit 0.36”LED digital tube Size: 21.5 x 13 x 8mm (L*W*H) Speed ratio: about 200ms/time Lead wire length: 15cm Net Weight:5 g approx. Weight:15 g approx. Features: precision automatic adjustment ,when less than 10V accurate to 0.01V, more than 10V accurate to 0.1V And it is self-powered version, Two wire connection, with reverse polarity protection. No power supply needed Package Includes: 1x Digital Voltmeter