Dell YG785 Television Remote For The Following Dell Flat Panel Monitor LCD Televisions: W1900, W2306C, W2600, W2606C, W2607C, W3201C, W3206C, W3207C, W4200ED, W4200HD, Compatible Part Numbers: 54-66622B, CT0639, AAA Batteries NOT INCLUDED Compatible with, but not limited to the following Dell Televisions W1900, W2306C, W2600, W2606C, W2607C, W3201C, W3206C, W3207C, W4200ED, W4200HD Light Up Numbers (Blue LED Back Light) Part Numbers: 54-66622B, CT0639, YG785 Requires two AAA batteries (not included)