Wirelessfinest

TI-84 Plus CE Battery Replacement Fit Texas Instruments TI-84 Plus CE C Graphing Calculator, TI NSpire CX/CX II/CX CAS, P11P35-11-N01 & 3.7L12005SPA Battery, Fix Dead Power Issue & Error Validating OS

Free shipping with 3 or more products in your cart
Payflex: Pay in 4 interest-free payments of R224.50. Read the FAQ
R 898
In stock
Duties, insurance and VAT included
Delivered in 10–20 working days —
Free shipping with 3 or more products in your cart
Secure checkout
Your payment is fully protected
Duties & VAT included
No surprise charges at the door
Tracked delivery
Track your order end to end
Returns support
30-day return window

Description

  • PERFECT COMPATIBILITY – Designed for Texas Instruments TI-84 Plus CE, TI-84 Plus CE Python, TI Nspire CX, CX II, CX CAS & CX II CAS graphing calculators. Compatible replacement for P11P35-11-N01, 3.7L12005SPA, 3.7L1200SPA battery models.
  • FIX DEAD POWER & VALIDATING OS ISSUES – Replaces old, swollen, weak, or non-charging batteries that cause boot loops, charging failure, sudden shutdowns, frozen screens, and “Error Validating OS” problems on TI calculators.
  • HIGH-CAPACITY & STABLE PERFORMANCE – Premium rechargeable lithium-ion battery delivers longer standby time, reliable power output, and stable charging performance for school, exams, engineering, and daily calculator use.
  • STABLE CHARGING - High charging efficiency, small self-discharge. Rechargeable batteries that can be recycled multiple times provide a reliable, long-lasting power source for your calculator.
  • BUILT-IN SAFETY PROTECTION – Integrated smart protection chip helps prevent overcharging, overheating, over-current, and short circuits for safer, dependable operation and extended battery lifespan.
  • EASY INSTALLATION IN MINUTES – Includes precision repair tools for quick replacement without professional repair. Simply swap the old battery and restore your TI graphing calculator back to normal operation.
Technical Specifications
Manufacturer
WirelessFinest
Color
Black
Height
0.3 cm
Length
5.2 cm
Width
4.2 cm
Shipping & Delivery

Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.

Returns & Exchanges

We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.