Hot water function: Heats water quickly, usually up to 85–95°C, suitable for tea, coffee, and instant meals
Cold water function: Cools water typically to 5–10°C for refreshing drinking water
Normal/room temperature option (on some models)
Energy-efficient compressor cooling system in most units
Safety lock for hot water tap to prevent accidental burns (especially for children)
Indicator lights showing heating and cooling status
Removable drip tray for easy cleaning