Delinx 12V 24V 4-pin PWM Fan Digital Temperature Controller, DC 5V-30V 5A Fan Speed Controller Powered by Type-C PD3.0 and DC 5521, Auto/Manual Adjustable for PC Server Aquarium Greenhouse DIY Cooling

["Complete DIY Kit：Works with any PD USB-C charger,comes with 3.2ft USB-C PD to 12V adapter cable with 3A on/off switch, 3.2ft temperature probe, and 3M adhesive for easy installation. Includes a 5 Channel Fan Hub for controlling up to 5 fans simultaneously","Wide Compatibility & Safe Protection：DC 5V-30V wide voltage, max 5A output, supports 5V/12V/24V 4-pin PWM fans. Built-in over-voltage, over-current and reverse polarity protection for safe and stable long-term use.Offers power-off memory for all settings.","Dual Display & Precise Control：Features a digital display that can switch between real-time temperature (range: -13°F ~ 248°F) and fan speed (up to 50,000 RPM). The adjustable start (L) and full-speed (H) temperatures, along with a 0 ~ 27°F hysteresis, provide precise thermal management.","Dual Control Modes：Supports both automatic temperature-based speed control and manual speed adjustment. When the temperature probe is disconnected, the module automatically switches to manual mode for direct control of the PWM duty cycle.","Versatile Applications： Ideal for PC cooling, NAS, server cabinet, AV Cabinet,audio amplifier, 3D printe servers, machine rooms, greenhouses, aquariums, and other scenarios requiring efficient thermal regulation. Its compact size (76.5mm24.5mm22mm) allows for easy integration into various projects."]