YAJU LED low voltage light with controller light box light bar knob dimming stepless dimming switch Instructions for use 1. Connect the load line first, then the power line; make sure that there is no short circuit between the connecting lines before powering on; 2. Using rotary control, the functions are as follows: When the knob is turned to the right, the brightness gradually becomes brighter, and when it is turned to the far right, the brightness is the highest. When the knob is turned to the left, the brightness gradually dims, and when it is turned to the far left, the light is turned off. Special attention: low-voltage products, please do not connect high-voltage, to prevent electric shock, dangerous use, easy to burn and catch fire Do pay attention Note: 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 +/- 1-3 cm. color: White Size: L61*W33*H32 mm Delivery Quantity: 1 Piece