1.5 inch 4 digit led clock circuit module with temp & humidity display

Master features,

• Power supply: DC9~24 V
• Rating consumption::4W;
• Time format: 24 Hr;
• Time precision: daily deviation<=3S;
• Measurement range: -19 degree ~ 70 degree in Celsius;
• Measurement error: <= 2 Celsius degree;
• Working environment: -10 degree ~70 degree Celsius, relative humidity: 0~99%;
• 4-digit red LED 7-segment display, digit size: 1.5;
• With the ability to measure the temperature of both inner & outside of vehicle.
• With 3 keys for correcting the time & reset;