1[Waterproof] The shell is waterproof, and can convert any standard 485 signal into a radio signal transmission, so you can use it with confidence. 2[Support 2 Channel Communication] Temperature humidity sensor support 2 channel simultaneous communication, two different communication rates can be set to ensure short distance high speed communication, and long distance reliable communication. 3[Encryption Technology] Wireless temperature humidity sensor adopt unique encryption technology to ensure that it is not monitored, to ensure reliable control, to meet your various need. 4[Real Time Monitoring] Temperature humidity sensor transmitter can monitor its own power, signal and real time data in real time, and upload it through wireless communication. 5[Widely Application] The data is uploaded every 5 minutes, can be used continuously for 3 years, with stable performance, and is widely used in agriculture and gardens.1 x Temperature Humidity Transmitter1 x Antenna 4 x Accessories 1 x Matching Battery1 x English Manual