Our Advanced Portable Door Chime is perfect for use around your home and garden. With an extensive operating range of up to 150 metres, blue flashing chime indicator and 8 enhanced chime sounds to choose from, our advanced portable door chime will make sure you never miss a visitor or delivery. The water-resistant bell push (IP55 rated) comes with a battery, and fixings are included to easily attach to your front door. The wireless button push uses 1 x CR2032 battery (not supplied). The wireless chime unit can be wall mounted, used free standing or carried around the home or garden. The wireless chime unit has a blue flashing chime indicator light, a loud 88dB(A) volume and uses 2 x AA batteries (not supplied). Warning: Always read packaging before use. Dimensions: Chime unit: 11.0 x 5.0 x 3.0cm, Wireless bell push 8.0 x 1.8 x 3.0cm