WS1 Pro-Sim supports WiFi and 4G 2-way connection, with clear LCD display. It has two on-board USB ports, can connect 2 * DS18B20 temperature probes, and can be connected simultaneously with the external power source by a USB splitter. The lower USB port supports one RS485 interface probe, such as TH30S-B temperature & humidity probe, soil probe, PT-100, etc.
WS1 PRO-SIM + Alertify Cloud& App Subscription
PriceFrom AU$84.99
Excluding GST
Temperature ：-20℃ to 60℃( -4℉ to 140℉)
Humidity ：10% to 90%, No condensation
Ambient light ：0-83k lux
Accuracy ：temperature ±0.3 ℃, humidity ±3%, ambient light ±2%
Memory ：300,000 sensor records