The Sonoff Temperature and Humidity Sensor THS01 is a TH Elite/Origin sensor.
Sonoff THS01 can be extended up to 50m with the new RL560 extension cable with the RJ9 connector type.
Sonoff Temp and Humidity Sensor THS01 – RJ9 Connector
The new RL560 extension cable with the RJ9 connector type extends the Sonoff Temp and Humidity Sensor THS01 up to 50m.
Specifications