The probe is made of 304 stainless steel material, with accurate measurements, oxidation resistance, corrosion resistance, electrolysis resistance, and suitable for term operation. Zig/bee long-distance wireless transmission, must be paired with a gateway, otherwise the product cannot be used. With a 2-in-1 design, this wireless soil monitoring instrument can measure soil moisture and temperature simultaneously. High industrial performance, low power consumption, high sensitivity measurements, stable performance. Real-time signal transmission, you can check the temperature and humidity data in Tuya APP whenever and wherever you want., Weight: 0.48060773116 Pounds, Manufacturer: Faeymth