Features: Brand new and high quality Boost constant current design: The LCD boost constant current board is for 15-27inch LED displays, which can provide constant current, ensure the normal operation of the display and prolongs its service life. Efficient: Use efficient circuit design and high-quality components can minimize energy loss and improve power conversion efficiency, thus achieving goal. Multifunction interface: Supports multiple input and output interfaces, and is suitable for LED displays of different models and specifications, which is convenient for access and installation. Safety and reliability: Multiple protect functions such as over-current which ensures safety during use and effectively prevents circuit damage and equipment failure. Compact design: Compact, suitable for all kind of place with limited space. Specifications: Material:PCB Size:Approx.12x1.50cm/4.72x0.59inch Package Includes: 10Pcs Constant Current Board note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.