Description

●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 Working temperature: -10℃~65℃