The Weber iGrill 3 Smart Thermometer is the solution to perfectly grilled food every time, and it mounts directly to your Genesis II or Spirit II gas grill. It lets you monitor up to four cuts of meat at once, from start to finish, and notifies you on your mobile device when the food is at the perfect eating temperature. Apple: iOS 9 or later required: • iPhone 4S or later • iPad 3rd generation or later • iPad mini • iPod Touch 6th generation or later Android: Most Android phones using Android 6.0 or later and Bluetooth 4.0 or later. Notice: Some smart devices are not compatible with the Weber iGrill app, including the iPhone 4, iPad 1st and 2nd generation, and Huawei phones. For: Spirit II, Genesis II and Genesis II LX gas grills Apple: iOS 9 or later required: • iPhone 4S or later • iPad 3rd generation or later • iPad mini • iPod Touch 6th generation or later Android: Most Android phones using Android 6.0 or later and Bluetooth 4.0 or later. Notice: Some smart devices are not compatible with the Weber iGrill app, including iPhone 4, iPad 1st and 2nd generation, and Huawei phones. Apple: iOS 9 or later required: • iPhone 4S or later • iPad 3rd generation or later • iPad mini • iPod Touch 6th generation or later Android: Most Android phones using Android 6.0 or later and Bluetooth 4.0 or later. Notice: Some connected devices are not compatible with the Weber iGrill app, including iPhone 4, 1st and 2nd generation iPads, and Huawei phones.