Compatible with the EPX, Monterey and Girona ranges. 24 hour digital programming cassette –plugs directly into panel heater. 4 programmable time periods, switching heater between On/Off modes. Programme advance and manual override features. 1 timer required per heater. Cassette can be removed from heater for easy programming. Back lit LCD with power-save mode. Programmes saved in memory for 12 hours in event of power failure. Quick start user guides printed on rear of programming cassette.