Description: This digital mini lightweight embedded temperature humidity meter comes with LCD display screen, which can display temperature and humidity simultaneously and clearly with wide measuring range and high measuring accuracy. A perfect product. Features: LCD screen, clear and intuitive digital display of measurement values. Can display temperature and humidity simultaneously and clearly. Wide measuring range with high accuracy. Measuring humidity from 10% to 99%RH and measuring temperature from -50 to 70. Embedded design, can be mounted on walls, cabinets, reptile tanks and so on. Ideal for pet reptile tank and other needs of temperature measurement. Specification: Condition: 100% Brand New Material: Plastic Color: White Humidity Measuring Range: 10%~99% Humidity Resolution: 1% Humidity Sampling Period: 10s(1 minutes) Humidity Measuring Accuracy: 5% Rated Voltage: DC 1.5V(1 * AG13 button battery) Temperature Measuring Range: -50~70 Temperature Measuring Accuracy: 1(room temperature) Power Supply: 2 * LR44 button battery (Not Included) Product Diameter: Approx. 45.2mm / 1.8" Package Weight: Approx. 21g Package Included: 1 * Thermometer Installation of Battery: 1. Flip to the back of this product. 2. Push the battery cover in the direction of the arrow. 3. Put two LR44 button batteries into the battery slot. Installation and Operation: Embedded Installation Note: At normal temperature, the error of this product in humidity is about 5% and in temperature is about 1.