
Calculated Industries 4065 Construction Master Pro Advanced Construction Math Calculator
128 checks since Aug 5 · $79.13–$115.77
Price as of Oct 6, 2026, 5:47 a.m. EDT. Prices and availability change.
Work in and convert between any building dimension, including metric Full trigonometric functions Find weight per volume built-in right-angle functions
20% below Dipp's typical recorded price What does “typical” mean?
At the October 6 check, the price was $92.39 — the lowest Dipp has recorded across 141 checks since July 24.
Lowest seen · 20% below typical · Checked 2026-10-06
Prime exclusive · Save 24% · Ends Oct 8, 2026, 2:55 a.m. ET · 0% claimed
Price as of Oct 6, 2026, 8:47 a.m. EDT. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.ca at the time of purchase will apply to the purchase of this product. As an Amazon Associate I earn from qualifying purchases.Prices and availability change.
This is Dipp's observed history, not every price ever offered on Amazon.ca.
The latest observations Dipp has stored for this product. These are periodic checks, not a record of every price Amazon displayed.
| Checked | Price |
|---|---|
| Oct 6, 2026, 8:47 a.m. | $92.39 |
| Oct 5, 2026, 3:47 p.m. | $116.00 |
| Oct 5, 2026, 3:48 a.m. | $116.00 |
| Oct 4, 2026, 11:47 a.m. | $116.00 |
| Oct 3, 2026, 6:47 p.m. | $116.00 |
| Oct 3, 2026, 6:48 a.m. | $116.00 |
| Oct 2, 2026, 2:48 p.m. | $116.00 |
| Oct 2, 2026, 2:48 a.m. | $116.00 |
| Oct 1, 2026, 10:47 a.m. | $116.00 |
| Sep 30, 2026, 5:48 p.m. | $116.00 |
| Sep 30, 2026, 1:47 a.m. | $116.00 |
| Sep 29, 2026, 1:48 p.m. | $116.00 |
Nearest prices in this category, so today’s number has something to sit against.

128 checks since Aug 5 · $79.13–$115.77
Price as of Oct 6, 2026, 5:47 a.m. EDT. Prices and availability change.

135 checks since Jul 24 · $94.85–$141.04
Price as of Oct 6, 2026, 3:48 a.m. EDT. Prices and availability change.

103 checks since Aug 6 · $80.95–$105.59
Price as of Oct 6, 2026, 8:47 a.m. EDT. Prices and availability change.

109 checks since Aug 4 · $75.75–$183.99
Price as of Oct 6, 2026, 8:48 a.m. EDT. Prices and availability change.

107 checks since Aug 5 · $91.18–$139.99
Price as of Oct 6, 2026, 5:47 a.m. EDT. Prices and availability change.

105 checks since Aug 7 · $49.36–$67.02
Price as of Oct 6, 2026, 3:48 a.m. EDT. Prices and availability change.
The wider Electronics catalogue on Amazon.ca, each product with its own recorded price history.