Compatible Models: The big button universal TV remote is compatible with SAMSUNG TVs, for VIZIO TVs, for LG TVs, for SONY TVs, for PHILIPS and for more TVs and remote control models 4 Hot Shortcuts: The big button replacment remote control includes shortcuts to 4 popular channels, giving you quicker access to your favorite apps Luminous Visibility, No More Guesswork: Say goodbye to fumbling in the dark. The illuminated keys are clearly visible, allowing for easy operation without turning on lights. Simply expose the remote to any indoor light for a few seconds to minutes, and it will be fully charged and ready for your next use in low-light conditions Easy to Use: When it is the first time to put in the batteries, please try it first. If it could work well with all of its functions, the product can be used directly without setup. If it could not work well, please follow methods on the instruction to set it up before controlling your TV. This remote controller would not lose its memory when you change batteries, no need to reset No Delayed Response: Professionally tested, our big button remote control further transmits the strongest signals for multi-angle sensing with infrared technology. Accurate control up to 40 feet, fastest response to TV in less than 0.2 seconds, and each button supports more than 150,000 clicks test Quality After-Sales Service: We provide 90 days after-sales. If there is any problem, please prioritize to contact us in time, we will reply you within 12 hours and will try our best to help you solve any problem as soon as possible