Feature●This is replacement remote control, not original, but it works well.●If your original remote was lost or broken, this one will be a good replacement for you.●Compatible for NEC Projectors M230X M260W M260WS M260X M311W M271X M300W M300XS NP610S NP700.●Pre-programmed, no need to set up, just put new batteries in and it will work right out of the box. ( (it can not be programmed again).●Power Supply: 2X 1.5V AAA Alkaline Batteries. Batteries and manual are not included.Description Replacement Projector Remote Control for NEC M230X M260W M260WS M260X M311W M271X M300W M300XS NP610S NP700