Protection Ammeter 0.56inch LED Display Tester Panel Volt Voltage Meter Digital Voltmeter

Label:Yes Outside dimensions: about: 4.8 x 2.9 x 2.2 cm Color: Green/Blue/Red Measuring range: AC12V-150V Weight: about 30g Operating temperature: -20 ° C to 65 ° C Lead length: about: 20 cm / 7.87 in Specifications: Refresh speed: About 300mS / time Description: 1. Operating voltage: no need to connect to any power supply, two-wire system.No additional power supply needed, direct use of the measured voltage as a power supply, range: AC12V-150V.Allowable error: ± 1%; 2. The two-wire voltage meter design, the wiring is simple, easy to install 3. When there is a slight error, you can calibrate it through the circuit board, "fine-tuning" potentiometer for calibration

Feature: 1. This is a digital DC voltmeter with LED display. 2. Lightweight and portable, easy to carry. 3. A variety of color displays are optional. 4. With reverse connection protection, reverse connection does not burn. 4. LED display makes reading at night more convenient.

Notice:Input voltage higher than 500V may be permanently damaged!

Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2. Please allow 1-5mm measuring deviation due to manual measurement.

Package included: 1 X Digital Voltmeter 1 X double-sided tape 1 X Wiring pliers