1.Material:metal 2. the size of clock:16*11.6*5.7CM 240G 3. package: white box 4. with star pic design on the face 5.Features Arabic Numerals 6.it has a accurate Movement,with CE and ROHS certificate 7.Battery Powered , requires one AA bettery which is not included, When achieving its setting time, it will ring lasting one and a half hour,unless you press the alarm switch