If you want to buy a LED controller， this LED Controller with Remote Controller and Battery is a good choice. It is really a high performance light controller. This kind of light controller owns compact design and exquisite appearance， simple to operate. It can adjust the brightness of light according to different occasions. Except that， this light controller features high efficiency and energy-saving. As long as you have this controller， you can adjust the brightness freely in accordance with your actual need. You will find it satisfactory!                                    Features             High quality plastic<br> Ultra-thin remote control wireless controller， it is lightweight and portable<br> Convenient installation<br> Low power comsumption， long term lifespan<br> Wireless remote control， easy to use<br> Automatic memory function when turn off<br> Widely used for advertisement brightness， great to enhance the festival atmosphere   <br>                                                            Specifications               LED Controller        <br> Material     Plastic    <br> Supply Voltage     DC 12V    <br> Working Temperature     -20~60℃    <br> Consume Power     2W      <br> Color     Beige+Black    <br> Weight     2.29oz / 65g    <br> Demetions     (3.66 x 2.24 x 0.98)" / (9.3 x 5.7 x 2.5)cm (L x W x H)  Remote Control:    <br> Weight     1.09oz / 31g    <br> Dimensions     (3.54 x 1.37 x 0.66)" / (9 x 3.5 x 1.7)cm (L x W x H)    <br> Color     Silver    <br> Material     Aluminum    <br> Power Supply     1 x Alkaline Battery(23A 12V)     <br>                                                             Package Includes            1 x LED Controller <br>1 x Remote controller<br>1 x Battery<br>1 x User Manual<br>2 x Cable<br>