This tunable color temperature LED controller comes with a wireless touch RF remote to smoothly control tunable white LED strip lights. The top of the remote features on/off buttons along with three auto-brightness levels: 100% power, 50% power and 25% power. The bottom half of the remote is completely touch activated. The right side of the touch-wheel is for temperature control; helping you fine tune your desired white. The left side of the wheel is where you have more control of your brightness; dim up or down from here.The receiver connects inline between your power supply and the strip. The receiver has two options for connecting power: a standard 2.1 female plug or screw-in terminals. On the output side of the receiver are 4 screw-in terminals: (2) V+ connections, (1) CW and (1) WW. The remote can then control your strips by communicating with your receiver. Maximum Range = 90 feet.Power-cycle retention ensures your lights will return to the exact mode selected before being powered off. The controller has a maximum load of 6 amps per channel and is compatible with LED strip lights that operate within a 12-24VDC range. The remote has a red light at the top to let you know when it is communicating to the receiver. The remote requires 2 AAA batteries (not included).