Twin pack featuring portable vibration and wall mounted door bell units.
Wireless light and vibration door bell ideal for those with visual and/or hearing impairments.
Portable unit features volume controlled chime.
Operating range 100m.
Requires 2 x AA batteries and 1 x 3V lithium battery (included).
90 x 90 x 37mm (3 ½ x 3 ½ x 1 ½'').
