The Universal Remote Control is compact and easily fits in your pocket, purse, or wallet. It features a durable keychain clip for convenient attachment to keys. This Mini Keychain Universal Remote is compatible with up to 500 brands of televisions. Simple to program and operates within seconds. Programming is easy—point and hold the mute button to begin setup. Ideal for use in bars, restaurants, gyms, schools, and hotels. Easy to operate with point-and-click functionality. Specifications: Type: Mini Stealth TV Television Remote Size: 2.25 x 1.25 inch / 5.5 x 3.5 cm How to Set: Press and hold the mute button to enter automatic search mode. When the mute symbol appears on the TV screen, release the button. Test other functions to confirm proper operation. If functions do not work, repeat the search process until the correct code is found. Troubleshooting Tips: 1. Allow additional time during setup. Multiple mute symbols may appear, but only one is correct. Continue searching if the first symbol does not provide full functionality. 2. Try removing the battery for a few minutes, then reinsert and reset. 3. To restore factory settings, use a conductive object to briefly connect the positive and negative contacts. 4. If there is no response, restart the television. Package Included: 3 x Mini Stealth TV Television Remote 3 x Battery