Compatibility: 5.25" Drive bay Dimensions: 5.72" x 1.67" x 2.48" Features: Display Measurements: 114 x 20 mm / 4.49" x 0.79" Length of the control knobs: Retractable DC Input: DC Input: 5 V or 12 V (From PC Power Supply Unit) DC Output: 3.7 V (±10%) ~ 12 V (±10%) Number of Fan Control Channels: 4 (Max. 1 Ampere and max. 12 W per Channel) Fan Speed Range: 0 - 9,990 rpm (Display: 30 rpm Steps) Number of Temp Channels: 4 (0 - 100°C / 32 - 199.9°F) Size / Retractable knobs: The Kaze Master is designed to be installed into a 5.25" bay. As sticking-out control knobs would interfere with front panels of computer cases (not being able to close them), the Kaze Master II is equipped with retractable control knobs to make the usage with such models possible. LCD Display: The LCD-display let's the user check both fan rotations and the ...