Built-in terminals for remote alarm or telephone dialer connection. Alarm switch for 'No delay' or '1 hour delay'. Applications: food markets, convenience stores, supermarkets, restaurants, florists, greenhouses, laboratories, pharmaceutical storage facilities, refrigerated transport, cold storage facilities and computer. A reliable, inexpensive alarm for refrigerators and freezers. Just flip a switch to activate alarm on a rise or fall in temperature. Adjustable range from -10/80 degree F. 90 db audible alarm, AC Adapter included. Measures 3" length by 1-5/8" width by 4-7/8" height, warranty: 1 year. Alarm Channels: 1. Probe: encapsulated sensor with 6 ft. Cord. Sensor type: thermistor. Maximum probe extension: 200'. Temperature accuracy display: +/-2 degree F. Remote Alarm Connections: screw type, 120 VAC,5 Amp (dry contacts). Power: 120 VAC. Case: Hi-impact thermoplastic. Mounting: surface, external holes provided.