Features include an audible and visual alarm, digital display, relay contacts for remote alarm or auto dialer and remote sensor. This alarm can log up to 170 days of data and no computer set-up is necessary to start logging. Recording is performed continuously after the unit is turned on and all logging settings can be viewed or changed through the front panel functions. Each unit comes with Windows software to allow logged data to be viewed on a computer while continuously recording new data. Price for a basic unit is $199.