Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors
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Amazon Price History
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Price History Summary
| Price Type | Lowest Ever | Highest Ever | Current | Average |
|---|---|---|---|---|
| Amazon | USD 76.28 | USD 76.69 | USD 76.28 | USD 76.39 |
| 3rd Party New | USD 74.99 | USD 74.99 | USD 74.99 | USD 74.99 |
| 3rd Party Used | USD 66.88 | USD 69.91 | USD 66.88 | USD 68.92 |
Price History Data
| Date | Price Type | Price | Currency |
|---|---|---|---|
| January 12, 2026 | 3rd Party New | 74.99 | USD |
| January 12, 2026 | Amazon | 76.28 | USD |
| January 11, 2026 | 3rd Party New | 74.99 | USD |
| January 11, 2026 | Amazon | 76.28 | USD |
| January 10, 2026 | 3rd Party New | 74.99 | USD |
| January 10, 2026 | Amazon | 76.28 | USD |
| January 1, 2026 | 3rd Party Used | 66.88 | USD |
| December 31, 2025 | 3rd Party Used | 66.88 | USD |
| December 30, 2025 | 3rd Party Used | 69.15 | USD |
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Price Analysis
Price Trend
1.7% decrease since tracking began
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Prices are trending up. Consider setting a price alert.
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