![Casio fx-991DE X CLASSWIZ Engineering calculator Black Display (digits): 12 solar-powered, battery-powered (W x H x D) 7 | Conrad.com Casio fx-991DE X CLASSWIZ Engineering calculator Black Display (digits): 12 solar-powered, battery-powered (W x H x D) 7 | Conrad.com](https://asset.conrad.com/media10/isa/160267/c1/-/en/1369694_BB_00_FB/image.jpg?x=400&y=400)
Casio fx-991DE X CLASSWIZ Engineering calculator Black Display (digits): 12 solar-powered, battery-powered (W x H x D) 7 | Conrad.com
How long to Casio calculator batteries live for? I swear I haven't changed the batteries and I've had it for three years - Quora
![CASIO FX-83MS S-V.P.A.M. NEW' LR44 battery fitted (£1.90) Working. Inc Hard case - £3.10 | PicClick UK CASIO FX-83MS S-V.P.A.M. NEW' LR44 battery fitted (£1.90) Working. Inc Hard case - £3.10 | PicClick UK](https://www.picclickimg.com/d/l400/pict/324930786913_/Casio-Scientific-Calculator-with-slide-on-cover-Model.jpg)
CASIO FX-83MS S-V.P.A.M. NEW' LR44 battery fitted (£1.90) Working. Inc Hard case - £3.10 | PicClick UK
![Casio FX-115ESPLUS calculator - calculators (Pocket, Battery/Solar, Scientific calculator, Purple, Silver, Plastic) : Amazon.co.uk: Stationery & Office Supplies Casio FX-115ESPLUS calculator - calculators (Pocket, Battery/Solar, Scientific calculator, Purple, Silver, Plastic) : Amazon.co.uk: Stationery & Office Supplies](https://m.media-amazon.com/images/I/912TSu+38rS._AC_SL1500_.jpg)
Casio FX-115ESPLUS calculator - calculators (Pocket, Battery/Solar, Scientific calculator, Purple, Silver, Plastic) : Amazon.co.uk: Stationery & Office Supplies
![CASIO FX-83MS S-V.P.A.M. NEW' LR44 battery fitted (£1.90) Working. Inc Hard case - £3.10 | PicClick UK CASIO FX-83MS S-V.P.A.M. NEW' LR44 battery fitted (£1.90) Working. Inc Hard case - £3.10 | PicClick UK](https://www.picclickimg.com/d/l400/pict/133636559305_/CASIO-fx-83MS-S-VPAM-SCIENTIFIC-CALCULATOR-GOOD-CONDITION.jpg)
CASIO FX-83MS S-V.P.A.M. NEW' LR44 battery fitted (£1.90) Working. Inc Hard case - £3.10 | PicClick UK
![Casio Desktop Calculator 12 Digit 4 Key Memory Battery/Solar 127x28x136mm White/Black Ref MH-12-WE-S-EH Casio Desktop Calculator 12 Digit 4 Key Memory Battery/Solar 127x28x136mm White/Black Ref MH-12-WE-S-EH](https://cdn3.evostore.io/productimages/ot_wholesale/l/127566.jpg)
Casio Desktop Calculator 12 Digit 4 Key Memory Battery/Solar 127x28x136mm White/Black Ref MH-12-WE-S-EH
Buy Casio Fx-350MS Scientific Calculator. 240 Functions. Uses LR44 Battery. Dot Matrix Display. Comes with Slide On Hard Case. Original Casio Product. Local SG Seller. 1 Year Warranty. on ezbuy SG
![Tia LR-44 1.5v Alkaline Button Equivalent LR44 A76 AG13, G13A SR1154 357 for Calculator, Toy Cell Battery 0% Hg -20 Pieces : Amazon.in: Electronics Tia LR-44 1.5v Alkaline Button Equivalent LR44 A76 AG13, G13A SR1154 357 for Calculator, Toy Cell Battery 0% Hg -20 Pieces : Amazon.in: Electronics](https://m.media-amazon.com/images/I/31VAzFNMbeL._SX425_.jpg)