The SONOFF WTS01

•  is a waterproof temperature sensor designed for use with Sonoff temperature-control devices such as the THR320D, THR316D, and TH Elite. It features a durable stainless steel probe suitable for humid or harsh environments like tanks, agricultural coolers, incubators, water systems, and thermal control setups.
• It delivers accurate and fast temperature readings with a high-quality cable that ensures stable performance over long-term use.