Features STRONG NON-INTERFERENCE ABILITY: Possesses high precision, strong non-interference ability, great reliability, free input of multiple sensors. K TYPE THERMOCOUPLE: The input signal is a universal K-type thermocouple, and the temperature measurement range is 0-400℃. WIDELY APPLICABLE: The working voltage is AC220V 50/60Hz, widely applicable, durable for long service life. 2 OUTPUT METHODS: Relay contact output or non-contact voltage pulse output two methods available, stable and reliable, you can choose according to your needs. ADVANCED TUNING SCHEME: Diffuse theory combined with traditional PID method, fast control balance, advanced tuning scheme. Specification: Item Type: PID Temperature Controller Model: CH702FK02‑MVxAN Working voltage: AC220V 50/60Hz Temperature measurement range: 0-400℃ Output Mode: Relay Contact Output (RELAY) or Non-Contact Voltage Pulse Output, Drive Solid State Relay (SSR) Input signal: Universal input, K-type thermocouple Package List: 1 x PID Temperature Controller 2 x fittings. Small Note: Please pay attention to the safety of electricity before use. Package List 1 x PID Temperature Controller 2 x Fittings