2 in 1 sound and movement baby monitor for optimal peace of mind. Includes SensorPad, monitoring your baby's slightest movements. An alarm will sound after 20 seconds of no movement. Portable and rechargeable parent unit with full colour digital display Can also be used as sound only monitor at a later stage. Analogue. 8 channels. Rage 250 meters. Night light. Sound sensitive light display. Temperature display. Mattress sensor pad. Colour display. Low battery indicator. Parent unit requires 4 x AAA rechargeable batteries (supplied). Baby unit requires 4 x AAA standard batteries (not supplied). Mains adaptor supplied for both units.