Technical parameters: 
 ※ Temperature Range: -30 ℃ ~ 70 ℃. Humidity range: 0 to 100% 
 ※ Accuracy: ± 0.2 ℃. Accuracy: ± 3% 
 ※ Temperature Resolution: 0.1 ℃. Humidity Resolution: 0.1% 

 ※ Average power consumption: <0.5mA (storage interval of 60 seconds) 
 ※ Record capacity: 524,280 
 ※ Number of channels: 2 channels (expandable to 15 channels) 
 ※ Record interval: 1 minute to 100 days of any adjustable 
 ※ Data Interface: USB2.0, complimentary PC software 
 ※ Power supply: battery 9V, USB5.0V (default configuration) 220V electricity (extended configuration, can be used simultaneously!) 
 ※ cable configurations: GB shielded cable 2 m (standard) 

 Functions and features: 
 ※ This machine smaller, simple operation, reliable performance. 
 Full data tracking, recording time length, data acquisition, recorded in one, and the data is not lost after power off. 
 ※ Low-power design, a replacement battery can be used for three months to one year. 
 Recording interval of 1 to 100 days be set (recommended settings in minutes, battery life and is proportional to the length of the interval.) 
 ※ LCD segment display Chinese, with standby and sleep mode. Support automatic refresh, etc. with the regular stores. 
 ※ professional data processing, with low-power flash protection, storage, fault detection, data recovery after power is turned off and other functions. 
 ※ flexible and efficient power management, with hardware reverse and internal short circuit protection function. 
 In the DC power supply, AA batteries, solar power and other lead-acid batteries and USB5.0V coexist way to work. 
 ※ complimentary PC software, you can easily view graphs or export data to support the EXCEL table storage. 
 Hundred thousand times the software has the ability to zoom the chart shows the curve components, see the details of the curve trends and data capacity well. 
 ※ collector communication and flexible configuration, in addition to USB (UART) mode, but also accept the custom RS485 communication. 

 Note: 
 ※ This product can withstand moisture and rain erosion, but not soaked, otherwise it will result in equipment damage! 

 Scope: 
 ※ weather station can be used in the pan, greenhouses, plant culture frame, laboratory, breeding room and other environmental testing.