FX-3400P FX-3600Pv     Simple programming and 9 scientific constants Simple programming and integrations Simple programming (29 steps) Statistical calculations Simple programming (38 steps)   FX-3800P FX-61F     135 program steps and 200 functions Powerful built-in functions for electrical and electronic applications Simple programming (135 steps) 4 independent program areas Impedance calculations (parallel/serial/mixed circuits) 27 built-in formulas Simple programming function (30 steps) *Comes with wallet-type case.   Copyright © 2003-2022 Javy's International Ltd. All Rights Reserved.