SP-N12-11A single color LED dimmer is designed to drive constant voltage LED products in voltage range of DC5-24V. <br>The main unit works with a RF remote controller, user can adjust LED brightness on the remote controller. The main unit is powered by DC power supply and receives remote controller commands to drive LED fixtures. <br> <br><b>Specification</b><br>Model:SP-N12-10A <br><b>Brightness grade:</b> 11 levels <br><b>PWM grade:</b> 4000 steps <br><b>Overload protection:</b>Yes <br><b>Overheat protection:</b> Yes <br><b>Working voltage:</b> DC 5-24V <br><b>Remote frequency:</b> 433.92MHz<br><b>Remote control distance:</b> >15m at open area<br><b>Rated output current:</b>1x11A<br><b>Controller dimension:</b>87x24x15mm <br><br> <b>Work status indicator:</b> (This indicator displays all working status of the controller) It shows different events as following: <br>Steady green: Normal working. <br>Single green blink: Command received. <br>Long single green blink: Mode or color cycle edge. <br>Long single yellow blink: Reach brightness limit. <br>Red flash: Overload protection. <br>Yellow flash: Over heat protection. <br>Green flash 3 times: New remote controller paired. <br><br><b>Brightness control:</b> <br>Press the upward key to increase brightness and press the downward key to decrease. The brightness will change smoothly when hold pressing these two keys. <br>The controller applies brightness gamma correction on dimming control, makes the brightness tuning more smooth to human sense.<br><br><b>Package included:</b> <br>1 x RF remote control <br>1 x receiver(CR2032 button battery) <br>1 x screw-driver <br>1 x instructions.