1 Gate Alarm and 2 Remote Controller, The magnetic sensor will alarm immediately when the two items are aparted more than 0.6 inches. It promptly reminds you and your family to enter and leave your home in real time.,The magnetic sensor alarm is IP67 Waterproof. Acceptable for outdoor gate alarm, pool alarm.Such as inground pool gate, fence, patios, shed, entrances and exits. Prevent robbery and doorprying.It is a good choice for home kids safety.,Remote Controller is Easy Carry. It can Be put in pocket. Or Hang on the keychain.You can use the remote to set disarm,alarm, doorbell and emergency SOS within 50 feet.,The Door Alarm Unit has 3 Working Modes for Your Choice. 3 Level Adjustable Volume From 110dB to 140dB. Easy Use, Dual operation of keypad and remote.,Easy to Manage and Install: One remote-controller can be paired with multiple magnetic sensors. (NOTICE: MAKE SURE THE GAP BETWEEN THE ALARM AND MAGNET PART WITHIN 0.6 INCHES / 1.5 CM.)