Jiahui DIY 0.36" 3-Digit LED Digital Voltmeter Module - Black + Green + White (4~30V)
Suitable for 3V / 5V / 9V / 12V / 24V; Convenient to connect to car storage battery car and motorcycle; With anti-wired protection; Max. input voltage should less than 30V; Working voltage: 2-line: DC 4~30V 3-line: 4~30V; Checking voltage: 2-line: 0~30V 3-line: 0~100V; Working current: <30mA; Installing hole: 23 x 14.5mm; Measuring rate: >=200mS/time; Accurancy: 3%; Working temperature: -10~65'C; Working humidity: 10~80%; Working pressure: 80~106kPa.