Description

Three-wire DC Voltmeter Head 0.56 Inch LED Digital Voltmeter DC 0V-30.0V with Reverse Connection Protection

Product description:

Ultra-low cost and high precision meet most application requirements.

●High precision

●Low start working voltage, red 4.5V, green 5.0V, blue 5.0V.

●With reverse connection protection, it will not burn when connected in reverse.

Technical parameter:

Measuring range: 0.00V-30.0V;

Power supply range: red DC4.50-30.0V;

Input: DC30.0V. Note: Input voltage higher than 30V may be damaged;

Allowable error: ±1%; when it is greater than or equal to 10V, the error is ±0.3V; when it is less than 10V, the error is ±0.10;

Input impedance: > 100K ohms;

Working current: red < 23mA;

Refresh rate: about 300mS once;

Display mode: three 0.56" LED digital tube;

Display color: red;

Lead length: 20cm;

Dimensions: 48 x 29 x 22 mm, length X width X thickness;

Mounting holes: 46 x 27 mm;

Net weight: 19g;

Gross weight: 26g;

Working temperature: -10℃~65℃.