1,high quality 24-key IR Controller 2,Supply voltage: DC5V, 12V ,18V, ... 4,Connecting mode:common anod hot selling 24key IR Controller for led stripsSummarization 24-key infrared controller ... through infrared remote control. Technical Parameters (1), Working temperature:-20-60 °C (2), Supply voltage: DC5V, 12V, 18V, 24V ... green, blue colour transitionTypical Applications $2.05 IR 24-key controller