Product Highlights: This Mini Temperature Controller is a versatile and essential tool for maintaining optimal temperature environments, particularly in aquariums. Ensuring a stable temperature is pivotal for the health and well-being of your fish. With its broad range of temperature measurement from -50°C to 90°C, this controller offers precise regulation. Suitable for aquarium use, laboratory settings, and other temperature-regulated systems, this advanced device ensures efficient temperature management. Key Features: Switch between cooling and heating modes. Configure temperature settings and differential values for control. Temperature calibration for accuracy. Refrigeration control with output delay protection. Alarm notifications for temperature limit excess or sensor errors. Stores all settings even when powered off. Applicable for domestic freezers, water tanks, industrial chillers, steamers, and other temperature-controlled applications. Specifications: Modes: Heating and Cooling Display: °C High Temperature Alarm Limit: Not applicable Temperature Measuring Range: -50°C to 99°C Return Difference Value: 0.3°C to 10.0°C Resolution: 0.1°C Accuracy: ±1°C (-50°C to 70°C) Power Supply: 110-220VAC at 50/60Hz, 12VDC, 24VDC Power Consumption: Low Sensor Error Delay: 1 minute Output Relay: Two relays, Cool 10A/220VAC, Heat 10A/220VAC NTC Sensor: 1m Delay Start and Temperature Calibration: Available Size: 75mm(L) x 34mm(W) x 85mm(Depth) Mounting Size: 71mm(L) x 29mm(W) Package Includes: 1 x Mini Temperature Controller (with cable)