Color: As shown in the First image. Quantity and size : As shown in the title or description. High Accuracy Digital Thermometer Hygrometer For Reptile - Turtle Terrarium Features: 1 100% Brand New and 2 Digital Thermometer Hygrometer Displays Temperature and Humidity Records 3 Strong Anti-interference, Applies to Refrigerated Cabinets, Display Counters and Other Needs of Temperature Measurement and Display of Various Equipment 4 Quick: The Thermometer and Humidity Reads Quickly, the Number Will Clearly Appear on the Screen 5 Made of Quality Material, Durable and Wear Resistant Features:: Material: Plastic Item Color: Black, White (Optional) LCD Screen Diameter: 25mm Item Diameter: 45mm Humidity Measurement Range: 10% ~ 99% Humidity Display Resolution: 1% Humidity Sampling Period: 10 Seconds (1 Minute) Humidity Measurement Accuracy: ± 5% Rated Voltage: DC1.5v (1 * AG13 Button Battery,Not Include) Temperature Measurement Range: -50 ~ 70 Temperature Measurement Accuracy: ± 1 (at Normal Temperature) Package Weight: Approx 36 / 1.3 Oz Package Include: 1 * Temperature Humidity Meter For ReptileNot IncludeBattery)