Showa Retro Alarm Clock with Radio - KOYO Solid State - Koyo Seiko - Working Condition

This is a transistor radio alarm clock commemorating the 50th anniversary of KOYO (Koyo Seiko Co., Ltd.) with a wood-grain finish.
Koyo Seiko Co., Ltd. was founded in 1921, making its 50th anniversary in 1971 (Showa 46).
This item is approximately 54 years old.
It is in working condition.
The radio and the main unit were manufactured in Japan by Koyo Denshi Kogyo Co., Ltd.
The electric clock was manufactured in the USA by Telechron Inc.
It is set for 50Hz.
If used in a 60Hz region, the clock will run 10 minutes fast per hour, making it impractical as a timepiece.
However, the radio can be listened to anywhere.
Dimensions:
Height: Approx. 22.3 cm
Width: Approx. 12.5 cm
Depth: Approx. 14 cm
AC power cord length: 1.5m

Switch Descriptions:
ON: Turns the radio on.
OFF: Turns the radio off.
RADIO: Turning SLEEP will turn the radio on, and when SLEEP returns, the radio will turn off. Maximum 60 minutes.
The radio turns on when the time reaches the indicator hand (red hand).
ALARM: The radio and alarm will sound when the time reaches the indicator hand (red hand).
The radio turns on first, followed by the alarm a little later. Pressing the white button on top will stop the alarm.

Thank you for looking.