Digital Voltmeter Round 4V–100V Blue

Digital Voltmeter Blue Display with plug in wiring lead.

Input: DC 4V-100V
Minimum start-up: 3.8V
Allowable error: ±1%
Input impedance: >100K ohms
Refresh speed: approx. 300mS/time
Display method: 3-digit round LED tube
Lead wire length: 20cm
Operating temperature: -10℃ ~ 65℃