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High-visibility LCD display with 12 digits
It offers a clear and crisp display of large numbers to facilitate complex financial calculations. Its large-format design prevents eye strain during extended use in office environments.
Dual solar and battery power system
It integrates a high-efficiency solar panel assisted by battery power, ensuring uninterrupted operation. The device automatically switches power sources according to the ambient lighting in the workspace.
Ergonomic keyboard with color coding
It features large, robust keys designed for fast and accurate data entry. Color-coded keys for numeric, delete, and special functions optimize workflow.
Integrated advanced accounting functions
Equipped with dedicated keys for calculating margins (MU), grand totals (GT), and square roots. Includes physical selectors for decimal control and configurable rounding modes to suit accounting needs.
Desktop design with optimized angle
Its design features a fixed tilt that improves the screen's viewing angle from a seated position. The base provides stability during intensive typing on counters or desks.
Efficient management for points of sale
Ideal for retail and wholesale businesses that require fast and efficient daily transaction calculations. It allows for quick and easy percentage calculations and input corrections.
Professional tool with high durability
Manufactured with materials resistant to daily wear and tear, ensuring a long lifespan in corporate environments. It represents a reliable solution for businesses seeking low-maintenance office equipment.
| Product type | Desktop calculator |
| Screen format | 12-digit LCD |
| Feeding | Dual (Solar and Battery) |
| Special functions | MU (Margin), GT (Grand Total), %, Square root |
| Configuration selectors | Decimals (+4320F) and rounding mode |
| Keyboard material | High-strength plastic |
| Color | White and gray |
What specific functions does it include for accounting use?
It incorporates the MU key for calculating profit margins, the GT (Grand Total) function to accumulate partial sums, and sliding selectors to define the number of decimal places and the type of rounding (up, cut, or down).
How does the device manage energy consumption?
It uses a hybrid system that prioritizes solar power when there is sufficient ambient light. In low-light conditions, the device automatically uses energy from its internal battery to ensure operation.
Is it suitable for intensive use on shop counters?
Yes, its design with large keys and stable base is specifically geared towards the retail and office sectors, allowing for fast typing without accidental slippage on the work surface.
Does it allow you to correct errors during the entry of figures?
It has a partial erase key (CE) and a backspace key to correct the last digit entered, which avoids having to restart the entire operation in case of a typographical error.
The AB-J138 calculator is an essential tool for any administrative environment that values accuracy and operational speed. Its combination of advanced functions and hybrid power supply makes it a sound investment for equipping offices and commercial premises.