Pressure Sensor Alarm: Pressure mat alarm has a sensor that goes off in response to step-on motion that triggers a sound alarm system that alerts you to the comings and goings of visitors, intruders, family members, and pets. Easy to Install: Alarm is battery operated and can be wall-mounted using the included hardware; it includes a convenient 30-ft wire. Convenient Design: The alarm system is connected to the mat by a very thin wire, so you can place the pressure alarm mat unit in any location. Suitable for Indoor and Limited Outdoor Use: The sensor floor mat can be placed underneath a waterproof door mat and can operate in cold temperatures down to -10°C. Choose Your Alarm: This door mat security alarm system has 2 sound modes to choose from: loud alarm, pleasant chime, and OFF. Pressure-sensitive mat alerts you to comings and goings of visitors, intruders, family members, or pets Suitable for outdoor use when covered with a waterproof welcome mat 3 modes: Loud alarm (for security); pleasant chime (for convenience); Off (when you don’t want alerts) Alarm volume: 105dB; Chime volume: 90 Db Mat dimensions: 21.75” x 13.75” Easy setup, no installation required. Alarm can be wall-mounted or not Battery operated (9V battery not included) Wire length between alarm and sensor: 30 feet (10 m), can be doubled the SK619 extension Operating temperature -10°C to 50°C (14°F– 122°F); Trigger sensitivity 1 lb per square inch (PSI), Weight: 0.5 Pounds, Manufacturer: Ideal Security Inc.