Vacuum Backpack

2.4-Inch Display Screen Scientific Calculator

Welcome to the future of calculators! Our 2.4-inch display screen scientific calculator is not just a tool for calculations; it’s a multifunctional device designed to enhance your productivity and entertainment.

Key Features

Multifunctional Marvel: Beyond basic calculations, enjoy the convenience of an e-book reader.

Comfortable Reading: Experience easy e-book and text document reading.

Privacy Screen: Keep your information secure with a screen that’s difficult to read from the side.

One-Touch Lock: Quickly lock the calculator and access shortcuts for calculator functions and tax readings.

USB Charging & Data Transfer: Charge and transfer data effortlessly with USB support.

Easy Document Transfer: Seamlessly transfer text documents from your computer to the device.

Product Parameters

Material: ABS/Metal

Battery Capacity: 900 mAh

Standby Time: 30 days

Charging Mode: USB

Quick Return: Switch back to the calculator interface with one key from the e-book or video interface.

Backlight Brightness: Adjustable from levels 1 to 5.

Built-in Memory: Expandable with an additional memory card.

Music Playing: Supports WMA, WAV, and other formats.

Image Browsing: Supports JPEG, BMP, GIF and other formats.

Video Playback: Supports AMV, AVI and other formats.

Functions: Includes recording, radio, text document reader, calculator, time, and calendar display.

Weight: 125 g

Size: 15.5 x 7.5 x 0.9 cm

Why Choose Our Smart Calculator?

Our smart calculator is designed for those who need more than just a basic calculator. With its multifunctional capabilities, privacy features, and easy data transfer, it’s perfect for students, professionals, and anyone who values efficiency and entertainment in one sleek device.

Orders placed with Free Shipping usually take 6-12 business days in transit. Please allow approximately 12-48 hours for order quality check, processing, and tracking information.

We proudly offer hassle-free returns within 30 days of delivery. 

If you feel that something is wrong with your order, contact support at {brand's_email} and we'll provide you with an immediate solution.

Is cupping therapy safe?

Yes! Our devices feature timed releases to avoid overuse along with a single-press instant release incase the pressure is bothersome.

Each cupper also comes with a build-in heating unit that reaches temperatures as high as 122°F (50°C) without any flames! However, please note that if you suffer from any health conditions or utilize medical devices, you may want to consult with your physician before undergoing any kind of therapy, cupping included.

Are they easy to use at home, by yourself?

Our devices are intuitive right out the box and very easy to apply to enjoy a healthy therapy session from home.

Featuring four buttons to control all the beneficial functions of our cuppers, Renoheal Smart Cupping Therapy is simply the most effective at-home remedy for relieving tension and promoting long-term health.

Should I use several devices at the same time?

To maximize your session's benefits, we suggest applying several of our devices for simultaneous function, saving time and enhancing the effectiveness of the session. This is why we have introduced deeper savings with larger quantity purchases!

Will it hurt or damage my skin?

With several levels of intensity, you are able to adjust the suction, massage, and heating power of our devices with ease to help you become comfortable with our devices at low levels before progressing.

Starting at a low level is most optimal for beginners and does not hurt or cause permanent skin damage. However, with extended use, you may notice the classic red circle bruises on your skin, this is temporary and indicates the effectiveness of our devices.

These marks will gradually disappear within a few days and they are nothing to worry about! Just be sure to properly sanitize before each session and avoid using on broken skin (cuts, open wounds, etc.).