TI 502 05Model: TI-502-05 Code: my
Battery:
  2 x 396
WCase: white plastic WBand: white plastic bracelet Face: red 
Manual: Yes Box: No  Light: led
Year: 1979 Price: $ 19.90
Function: The watch has five functions- hours, minutes, seconds, month and date
Info: 
same model in various color