Bird Song Musical Wall Clock The ideal clock for any bird lovers A great looking clock face which is easy to read Sound goes off at 9pm and returns at 6am Requires: 3 x AA/1.5V battery (not included), Dimensions approximately: 21cm diameter (approx 8.2 in) 0.50 from the sale of this clock will be donated to the Royal Society for the Protection of Birds, reg Charity No. 207076