Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to use honeywell thermostat [title] Decide on professional or diy installation. [step] Depending on the type of thermostat that you choose, you may get to select an installation preference. However, if you choose personal installation, you'll want to follow the directions very carefully as some thermostats require direct wiring into high voltage connections.

Ending1: [title] Determine the size and wattage needed for the thermostat. [step] Different thermostats have different wattage requirements. Ending2: In addition, it might require the use of a high-voltage transfer cable, which might interfere with the installation. [substeps] Contact a professional thermostat contractor for specifics on how to install your thermostat. Ending3: [substeps] Other honeywell thermostats have certain technological requirements, another aspect that a hvac expert can manage. Find a local hvac expert by entering " hvac technician " and your location into a search engine. Ending4: [substeps] You may choose to install a thermostat on a home overhead or in an electrical socket on the ceiling. You'll need at least 1 of the following.

Answer format: ending1/ending2/ending3/ending4