
Canon MSS339805A01 P170-DH-3 Portable Printing Calculator
A compact printing calculator with large keys and built-in tax, currency, and margin functions for fast desktop or on-the-go number crunching.
*Price sourced from Amazon.com. Last updated:Jun 28, 2026.Price and availability are subject to change.
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Overview
Key Features
The portable size of this printing calculator is great for your on-the-go business lifestyle. The large keys help you move through jobs quickly, and the device has cost/sell/margin keys.
12 digits per line let you print plenty of text.
Special features include tax functions, item counter, currency conversion and cost/sell/margin keys to help keep your business in order.
Large keys make it easy to hit the digit your need.
Compact size doesn't take up much space on your desk.
Specifications
Pros & Cons
👍 Pros
- 12-digit capacity handles large figures without rounding or truncation errors
- Built-in cost/sell/margin keys streamline pricing calculations without manual formulas
- Compact, portable form factor fits easily in a briefcase or small desk space
- Large keys reduce mis-entries and increase input speed during extended calculation sessions
- Tax function and currency conversion keys eliminate the need for separate reference tools
👎 Cons
- Print speed on portable printing calculators is generally slower than full-size desktop models
- Paper roll must be replaced periodically, adding ongoing supply costs
- Small printed text on 2.25-inch paper rolls can be difficult to read for some users
- No connectivity or data export options — all records remain on the paper tape only