"Don't miss a thing. This LeapFrog baby monitor's got a HD 5"" display so you can watch every peaceful breath of your little one. In your baby becomes a little fussy, it's easy to talk to them with the two-way communication. Or you can play them some of the soothing lullabies to help them go back to dreamland. Good to know - Calm your nerves through the evening with night vision and up to 17 hours of battery life - The baby unit doubles as a night light too - there's a soothing yellow and green light to illuminate the nursery - The temperature sensor will notify you if the room gets too hot or cold - A built-in battery means you can move the parent unit from room to room, without any wires in the way"