new and high quality Simple to change mode, speed, and brightness by pressing 3 keys of the item Max.current: 12A Max.power: 144W Voltage: DC 12V Size: 4.2 x 1.2 x 0.3 cm Material: Acrylic Keys 1. MODE key: dynamic mode key. Press Mode key to switch 5 dynamic effects. Every time you press the key, it switches to some dynamic effect. 2. LIGHT key: steady-on mode. 3. SPEED/BRIGHT key: function adjustment. Under MODE state, press the key to adjust the speed of dynamic mode. SPEED devides into 5 levels, one press means one speed. Under LIGHT state, press the key to adjust the brightness of light strip. BRIGHT devides into 8 levels, one press means one brightness. Package Contents:1 x RGB LED light controller Note: Light shooting 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. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!