Item Type: Temperature Humidity Recorder_x000D_ Material: ABS_x000D_ Weight: Approx. 196g / 6.9oz_x000D_ Equipment Power Supply: DC5V_x000D_ Measurement Accuracy:_x000D_ Temperature: 0.5 (25)_x000D_ Humidity: 3%RH (5-95%RH, 25)_x000D_ Battery Attributes: 18650 Lithium Battery 800MAH (Built-In)_x000D_ Uses: The product is mainly used in places that require online temperature and humidity monitoring such as flower houses, laboratories, breeding, greenhouses, offices, warehouses, etc._x000D_ Product Size: Approx. 79x53x27mm / 3.1x2.1x1.1in_x000D_ _x000D_ Installation:_x000D_ The device can be hung wherever it can be hung, and the device can be hung with a lanyard. (Please refer to the manual for details) 1Use high?quality temperature and humidity sensors for temperature and humidity data measurement. 2WIFI wireless transmission is adopted, and data can be easily uploaded online with the help of field network. 3When communication is disconnected, device automatically caches the data, and communication recovery, automatically upload data, the cached data can up to 1000. 4Built-in buzzer to realize ultra-high and low temperature alarm, and real-time push of temperature and humidity exceeding the limit. 5The device uses a low?power LCD screen, which can check the temperature and humidity in real time on site.1. Please allow 0?1 inch error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard._x000D_ 3.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. 1 x Charging Cable 1 x Temperature Humidity Meter 1 x Hanging Rope 1 x Manual