Compatibility: Suitable for various LED setups including single color, dual color (warm white + cool white), RGB, and RGBW. Control: Each remote supports up to 4 zones with dimming capabilities, allowing the creation of millions of colors. Power: Operated by 2 AAA batteries (not included), ensuring reliable performance and easy maintenance. Design: Each model includes an LED indicator for operational visibility and is crafted for ease of use with its intuitive interface. RT7: Dual color temperature control. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: Black Material: ABS Package Contents: 1 * Remote Controller 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.