CITIZEN Rhythm Clock 8RZ153-003 (Paldigit Pure R153) Radio-controlled clock with automatic night light. Also displays date, day of the week, and temperature. Used for about 2 years, and it works without any problems. Runs on two size-D batteries, which last about a year. The batteries currently in it will be included. Size: 6.7 x 16.0 x 5.0 cm Instruction manual included