Operating voltage range of 4-12V for versatile applications. USB interface with 5V power supply for easy connectivity. Static operating current of only 7mA for energy efficiency. Maximum output current of 2A to support various devices. Compact size of 16.5*2*1CM with a remote control distance of up to 30 meters, featuring a learning function for easy pairing and deletion of remote controls. Operating voltage: 4-12V Interface: USB 5V Static operating current: 7mA Maximum output current: 2A Size: 16.5*2*1CM Remote control size: 8.6*4*1.5CM Remote control batteries: CR2032 (3V, 1pc) Remote control distance: 30 meters Remote control 3 buttons Power button: on/off/learning/delete Plus: Dimming-enhancing Minus: Dimming - weakening Learning remote control: USB module is powered on, the internal indicator light of the module will turn on for 8 seconds, within this 8 seconds, press the power button of the remote control and hold it for 3 seconds, after the USB module receives the 3-second sustained signal, the internal indicator light of the module blinks to indicate that the pairing of this remote control is successful. Delete the remote control: the USB module will power on, the module internal indicator will turn on for 8 seconds, within this 8 seconds, press and hold the power button of the matched remote control for 5 seconds, after the USB module receives the signal for 5 seconds, the module internal indicator blinks to indicate the successful deletion of the remote control. Color: Black Material: plastic Package Contents: 1*Remote Control 1*Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.