The F-Series remotes have been approved for use with most gas fireplaces, stoves, and inserts using a millivolt system or electronic ignition system. The F-45 remote provides on/off status, the current room temperature as well as having a low battery indicator and child-proof features. The F-60 remote is a thermostatically controlled transmitter that provides on/off status, displays room/set temperature as well as having a low battery indicator and child-proof features. These remote controls allow you to switch the appliance on or off from anywhere in the room.