Generic Design TMS0972NL

Model: Mickey Mouse
Battery: 9 volt 
AC adapter:
Year: 1985
Chip: TMS0972
Info:A lot of LED-calculators used the TMS0972 calculator chip developed for the TI-1200.

• TMS0972NL

Model: Professor Mathics 
Battery: 9 volt 
AC adapter:
Year: 1985
Chip: TMS0972
Info:A lot of LED-calculators used the TMS0972 calculator chip developed for the TI-1200.

• TMS0972NL
• RJP

Model: RJP 3000
Battery:  9 volt
Adapter: 
Year: 
Chip:  TMS0972
Info: This is a nearly perfect copy of the TI-1250. Made in Homg Kong