Reliable & Innovative
ROATEE is dedicated to creating high-quality calculators designed to support students and professionals. We focus on providing educational tools that help students achieve excellent results while meeting the practical needs of users. We are committed to sustainability, ensuring that they are not only practical and efficient, but also environmentally responsible.
Construction Calculator
Construction Calculator with Writingpad
ROATEE Graphing Calculators
Scientific Calculator with pad
High school & College
High school & Middle school
Middle school
Why Choose Us
Our scientific calculator for school and business intergrates calculation and notebook with a stylus pen. The lcd writing tablet enables you to take notes during the calculation, which do great help for study and work
About Product Quality
The body of this scientific calculator undergoes rigorous quality tests. Due to the design of anti-drop body, no need to worry about the damage by accidentally falling and it has only weighs 5 ounces can be easily put in your pocket, which is convenient for business and school
Go Green Now
Our products are ClimatePartner Carbon Neutral Certified
Sliding Cover
Comprehensive protection against damage caused by drops and against dust.
Solar and Rechargeable
Solar and rechargeable battery for long term use.
High Quality Display
Clearer display, supports two-line display and adjustable display brightness.
Plastic Keypad
High-quality plastic buttons, more sensitive and precise than silicone buttons, more comfortable touch feeling.
ROATEE Calculators 401 Functions 2-Line Display with Sliding Cover
ROATEE Calculators 401 Functions
Merchant Video
ROATEE Calculators Sliding Cover 401 Functions
ROATEE Foldable Calculator with Notepad
Parameter Comparison
401 | Functions | 401 |
2-Line Display | Display Capacity | 2-Line Display |
Button Cell & Solar | Energy Supply | Button Cell & Solar |
Sliding Cover | Cover | Sliding Cover |
For Researcher | ||
High School Or Above | ||
For Middle School |
401 | Functions | 417 |
2-Line Display | Display Capacity | 4-Line Display |
Button Cell & Solar | Energy Supply | Button Cell & Solar |
Sliding Cover | Cover | Foldable Notepad |
For Researcher | ||
High School Or Above | ||
For Middle School |
401 | Functions | 552 |
2-Line Display | Display Capacity | 6-Line Display |
Button Cell & Solar | Energy Supply | Recharge & Solar |
Sliding Cover | Cover | Foldable Notepad |
For Researcher | ||
High School Or Above | ||
For Middle School |
401 | Functions | 240 |
2-Line Display | Display Capacity | 2-Line Display |
Button Cell & Solar | Energy Supply | Button Cell & Solar |
Sliding Cover | Cover | Foldable Notepad |
For Researcher | ||
High School Or Above | ||
For Middle School |
Sliding Cover
Comprehensive protection against damage caused by drops and against dust.
Solar and Rechargeable
Solar and rechargeable battery for long term use.
High Quality Display
Clearer display, supports two-line display and adjustable display brightness.
Plastic Keypad
High-quality plastic buttons, more sensitive and precise than silicone buttons, more comfortable touch feeling.
ROATEE Calculators 401 Functions
Merchant VideoROATEE Calculators 401 Functions 2-Line Display with Sliding Cover
ROATEE Calculators Sliding Cover 401 Functions
ROATEE Foldable Calculator with Notepad
Parameter Comparison
ROATEE 991MS-401 Black
Functions
401
Display Capacity
2-Line Display
Energy Supply
Button Cell & Solar
Cover
Sliding Cover
For Researcher
High School Or Above
For Middle School
ROATEE 991MS-401 Blue
Functions
401
Display Capacity
2-Line Display
Energy Supply
Button Cell & Solar
Cover
Sliding Cover
For Researcher
High School Or Above
For Middle School
ROATEE 991ES
Functions
417
Display Capacity
4-Line Display
Energy Supply
Button Cell & Solar
Cover
Foldable Notepad
For Researcher
High School Or Above
For Middle School
ROATEE 991EX
Functions
552
Display Capacity
6-Line Display
Energy Supply
Recharge & Solar
Cover
Foldable Notepad
For Researcher
High School Or Above
For Middle School
ROATEE 82MS
Functions
240
Display Capacity
2-Line Display
Energy Supply
Button Cell & Solar
Cover
Foldable Notepad
For Researcher
High School Or Above
For Middle School
Reliable & Innovative
ROATEE is dedicated to creating high-quality calculators designed to support students and professionals. We focus on providing educational tools that help students achieve excellent results while meeting the practical needs of users. We are committed to sustainability, ensuring that they are not only practical and efficient, but also environmentally responsible.
Construction Calculator
Construction Calculator with Writingpad
ROATEE Graphing Calculators
Scientific Calculator with pad
High school & College
High school & Middle school
Middle school
Why Choose Us
Our scientific calculator for school and business intergrates calculation and notebook with a stylus pen. The lcd writing tablet enables you to take notes during the calculation, which do great help for study and work
About Product Quality
The body of this scientific calculator undergoes rigorous quality tests. Due to the design of anti-drop body, no need to worry about the damage by accidentally falling and it has only weighs 5 ounces can be easily put in your pocket, which is convenient for business and school
Go Green Now
Our products are ClimatePartner Carbon Neutral Certified