LONG DISTANCE RANGE & LOUD BEEP SOUND Up to 100 feet wireless range in open area and 80 feet range through walls and other objects. Ideal for indoor use or tracking pets in the yard and garden, especially suitable for cats. Super convenient and helpful in daily life. UPGRADE QUALITY BATTERIES 2 AAA batteries for remote are not included. 6PCS CR2032 batteries included for receivers. Low power consumption with long standby time, up to 9 months. High-quality batteries provided. EASY OPERATION No internet required, no app to install, easy setup. Simply install the batteries and press the buttons on the transmission remote to quickly locate your lost item. User-friendly design, ideal for seniors. Red LED light on the receiver aids visibility in the dark. 1 REMOTE & 6 KEY FINDERS RECEIVERS Includes 6 receivers with 6 different letters. Press the corresponding letter on the remote control to make the matching receiver light up and beep. Each receiver comes with double-sided stickers and key rings for easy attachment to smooth surfaces such as TV remotes, cell phones, keys, bags, and more. LIFETIME WARRANTY Professional support available within 24 hours and lifetime customer service.