Brand: CASIO
Model: JL-30
Type: Calculator
Picture: CASIO JL-30
Batteries: 357 x 3
Lifetime: Introduced: unknown
Terminated: unknown
Notes: The CASIO JL-30 is a conveniently small calculator with a slanted display. It has the basic functions, memory, square roots plus a "GT"-key. Numbers entered can be corrected during input by means of a backspace key.

Bears some similarities to the CASIO J-3.

This calculator thinks √-9 = -3. The CASIO J-3 does not by the way.