Uniden UBR223 2.4-Inch Baby Monitor with Indoor Portable Camera - UBR223 (up to 500 feet) Free Lift Gate Delivery on large units Included to get unit off the truck only. Get a better night's sleep with the Uniden Lullaboo UBR223 baby monitor The rechargeable battery provides 4.5 hours of use with the automatic audio-on feature You needn't worry about interference Baby's movements are easy to see with the excellent resolution of your portable display