1. What Battery Does My Casio Calculator Need?

Different Casio calculator models require different battery types and configurations. This tool helps you identify the correct battery for your specific Casio calculator model.

2. How This Calculator Works

The calculator matches your Casio model number with the manufacturer's recommended battery specification:

Where:

• Model — Your specific Casio calculator model (e.g., fx-991EX)
• Battery Type — The recommended battery configuration

3. Importance of Correct Battery

Details: Using the correct battery ensures optimal calculator performance, prevents damage, and maintains proper voltage requirements for accurate calculations.

4. Using the Calculator

Tips: Select your exact Casio calculator model from the dropdown menu to get the manufacturer-recommended battery specification.

5. Frequently Asked Questions (FAQ)

Q1: Can I use rechargeable batteries?
A: Only if they match the exact voltage and size specifications. Some Casio models specifically recommend against rechargeables.

Q2: How long do batteries typically last?
A: With normal use, most calculator batteries last 2-5 years. Solar-assisted models may last longer.

Q3: My model isn't listed - what should I do?
A: Check your calculator's battery compartment or manual for specifications, or contact Casio support.

Q4: Are generic batteries okay to use?
A: Yes, as long as they meet the same specifications (size, voltage, chemistry) as the recommended battery.

Q5: How do I replace the battery?
A: Most Casio calculators have a battery compartment on the back. Use a small screwdriver if needed and follow the manual's instructions.