DC Voltage Meter 4V-100V LED Digital Display Round 2 Wire Voltmeter Tester Monitor Panel


1. Use: It works for DC 4-100V, mini size and easy to install, work great for checking voltage.
2. Large display: 3-digit LED digital tube, large numbers, quickly and easily read.
3. Opening hole: The opening hole diameter is 30cm, easy to install.
4. Reverse connect protection: It can be protective when connect the wire inversely or wrong.
5. Compact design: It is compact, mini size and portable, easy to store and carry.
6. Good quality: It is made from good quality plastic, which is durable, long lasting.


Measuring range: 4V to 100V
Minimum start-up: 3.8V
Allowable error: ±1%
Input impedance: >100K ohms
Operating current: red <100mA, green <12mA, blue <12mA
Refresh speed: approx. 300mS/time
Display method: 3-digit round LED tube
Display colour: red, green, blue optional
Lead wire length: 20cm
Overall dimensions: 33.8 diameter
Opening size: diameter 30.3
Operating temperature: -10?~65?/14?-149?
The input voltage must not exceed 100V, too high a voltage will cause irreparable damage to the product.