1. What Battery Does Casio Scientific Calculator Use?

Most Casio scientific calculators use LR44 button cell batteries, which provide 1.5 volts of power. Some models may use equivalent batteries like AG13 or SR44.

2. Battery Specifications

Standard battery specifications for Casio scientific calculators:

Key Features:

• Alkaline (LR44) or Silver Oxide (SR44) chemistry
• 11.6mm diameter
• 5.4mm height
• Typical life: 2-3 years with normal use

3. Battery Replacement Guide

Steps to replace battery:

1. Turn calculator over and locate battery compartment
2. Use small screwdriver to open compartment
3. Note orientation of old battery before removing
4. Insert new battery with correct polarity
5. Replace compartment cover securely

4. Frequently Asked Questions (FAQ)

Q1: Can I use different battery types interchangeably?
A: LR44, AG13 and SR44 are generally compatible, though SR44 has slightly higher voltage (1.55V vs 1.5V).

Q2: How often should I replace the battery?
A: Typically every 2-3 years, or when display becomes dim/unreadable.

Q3: Will removing the battery reset my calculator?
A: Most scientific calculators have memory backup, but some settings may reset.

Q4: Where can I buy replacement batteries?
A: Available at electronics stores, pharmacies, and online retailers.

Q5: What if my calculator uses two batteries?
A: Always replace both batteries at the same time with identical types.