Portable Type
10 digits
Tax calculation
Automatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount.
Time calculation
Time calculation allows easy input and calculation of hour, minute, and second values.
Two-way power
(Solar + Battery) Solar powered when light is sufficient, battery powered when light is insufficient.
Function command signs
A symbol (+, -, ×, ÷) on the display indicates the status of operation you are currently performing.
Key rollover
Key operations are stored in a buffer, so nothing is lost even during high-speed input.
Extra Large display
Larger display makes more data easier to read.
Plastic keys
Designed and engineered for easy operation.
Profit margin percent
" % " key gives quick access to prices and profits, and also delivers add-ons, discounts, ratios and increase/decrease values. More information: Design | Form factor | Pocket |  | Type | Basic | | Product colour | Red | | Housing material | Plastic | | Control type | Buttons | | Keys quantity | 29 keys | | Ergonomic design | Yes | Power | Power source | Battery/Solar | | Number of batteries supported | 1 | | Battery type | LR54 | Weight & dimensions | Width | 80 mm | | Depth | 118 mm | | Height | 8 mm | | Weight | 50 g | Performance | Tax calculation | Yes | | Profit calculation | Yes | | Symbolic notation | Square root | | Conversion between | Percent | Display | Digits | 10 digits | | Display number of lines | 1 lines | | Digit comma separator | Yes | | Easy-to-read display | Yes |
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