Features:Providing accuracy and sensitive detection for indoor humidity and temperature.With small probe, just put it into guitar body to sense, easy to use.Convenient for warning you to do maintenance for your favorite instruments.Widely applied to guitar, ukulele, violin, cello, viola instruments.The LCD screen allows a clear and intuitive reading for the data. 1.5m long cable is easy for you use anywhere.Specification:Condition: 100% Brand NewMaterial: PlasticBattery: 2 * AG13 Batteries(Included)Humidity Accuracy: ± 5%Humidity Measuring Range: 10% - 99%Temperature Accuracy: ± 1°Temperature Measuring Range: -50 - 70°Application: Guitar, Ukulele, Violin, Cello, ViolaCable Length: Approx. 150cm / 59.05inDimensions(L * W * H): Approx. 4.8 * 2.8 * 1.5cm / 1.89 * 1.10 * 0.59inWeight: Approx. 42gPacking List:1 x Temperature Humidity Meter.Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.