Specifications Working voltage DC4 30V 5 12V recommended Measuring range 50℃ 120℃Sensor type NTC10K 1 waterproof sensorProduct size 47 65 28 82 22 20mmInstallation aperture 46mm 27mmProduct weight 20g 1pcs Digital display GreenPackage Included 5 x 0 56 Inch Mini Digital Temperature Meter