Philippines

Welcome to our store!

Textbook synchronous display, tabular statistics and 10 position radix + 2 position exponent. Used for scientific calculation, namely function calculation.
Multi-step reappear, dotmatrix display and Plastic buttons. Touch keyboard, easy to click.
Multi-function mathematical calculator: It can be used to calculate advanced functions.
High quality material: durable, stable and responsive. Designed for students and office workers.
Upgrade motherboard: more stable work. It can help you solve problems you encounter in your study, convenient to calculate.
​Power Source: work with coin battery , not ​Solar power
2pcs get 1%off 
Packing:

1x English manual 

Note: 991es plus have 417 kinds of functions