b' Features: Equipped with 4 sets of temperature probes, the test detection range is 0 -99 degrees. It can reduce noise and maintain sufficient heat levels to keep all parts of the computer running at high performance. The large LCD display shows the actual speed and temperature of each fan group. When the temperature is higher than 60C, an alarm will be issued to quickly adjust the fan speed; when the fan stops or an abnormal situation occurs, it will check the fan s running status. Specifications: Model: STW-6041 Compatibility: 5.25 Drive Bay Output voltage: for DC 12V Voltage range: 5-12V Fan Channel quantity: 4 Channels Fan Connector: for 3-pin 4-pin Connector Power Connector: 4-pin Male and 4-pin Female Connector Screen: LCD Power: 20W Material: Magnesium Aluminum Alloy Item Weight: 200g / 7.05oz Item Size:approx 14.9x 10x 4.2cm / 5.87 x 3.91 x1.65in (L x WxH) Package weight: 400g / 14.1oz Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 x Fan Controller 1 x User manual'