NOTICED: Include only voice remote suitable for Google Chromecast TV and MECOOL Google G10 Reference, Chromecast devices are not included. Pairing Method: Press and hold the BACK and HOME keys at the same time until you see a pulsing light on the remote, then release (only ONE remote can be paired at a time) With 4 Channel Shortcuts Key: Get to your favorite content quickly and easily with preset app buttons for Netflix, Prime Video, Youtube, and Google Play. This product does not contain batteries, please purchase 2X 1.5V AAA battery for use after installation Compatible with Below Models: MECOOL KM2, KM2 Plus, KD3, KD5, MECOOL KP1 projectors. Fast shipping from Amazon fulfillment center If you have any suggestions, please feel free to contact us. One year free quality guarantee! If you have any quality problems, please feel free to contact us, we will provide you with satisfactory solutions, please rest assured to buy without worrying.