With crystal clear sound and vision and a transmission range of up to 150 metres, the Clarity Digital Video Monitor offers you real peace of mind. The camera will operate even in low light conditions and incorporates a comforting night light and soothing lullaby melodies. The 2.36" colour monitor has simple controls for sound and vision adjustment. Features also include: combined microphone and camera for audio and visual monitoring. Two-piece camera design for easy adjustment. Versatile camera stand can be fixed to wall and to cot for optimum viewing. Mains or battery operated, rechargeable battery, there is also a low battery warning This video monitor is both mains and battery operated, and features a rechargeable battery.