LED Strip Lights PWM Rotary Dimming Controller For LED Lights or Ribbon, 12 Volt 8 Amp GENSSI Dimmer ;The rotary knob can be used to manually adjust the brightness of LED's, stepless Mainly used to adjust the brightness of single color LED strips such 5050 SMD, 3528 SMD that come in 5M-10M Lengths Designed for 12V-14V input only ; Please do not power it directly from the wall outlet Operating voltage: DC 12V Output: 1 CH Maximum load current: 8A Maximum load current: 96W Working temperature: -20-60 Materials: Plastic Product size: 9 x 6 x 3cm/ 3.5 x 2.4 x 1.2in Product weight: 62g/ 2.2oz Package size: 9.5 x 6.5 x 6.5cm/ 3.7 x 2.6 x 2.6in Package weight: 83g/ 2.9oz Pack of 1; 1 LED Dimmer (LED Strip or Wiring Not included)