This deal ended 28 October 2026. Score was 74.
X-Sense Smoke Detector, 10-Year Battery, UL 217 Certified, SD2J0AX, 10-Pack

Decent
Scored 27 October 2026
Damn price then
$179.99
on 27 October 2026
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- 11%
- Below its usual price on 27 October 2026
- 100%
- Of its 90-day price readings were at or above that day's
- 49
- Days of price history checked
Scored 74: 11% below its usual price, a price this low is rare for it, and it sells constantly at full price.
Moving fast right now. Price is down 11% on top of that.
The score is ours, assigned the day it ran and never revised. How the Damn Good Score works.
Price history
$150
$175
$200
$225
$250
Then $179.99
$150
$175
$200
$225
$250
Then $179.99
Lowest new price, any seller · Price history: Keepa
Every price change in the last 54 days
| When (ET) | Price |
|---|---|
| Oct 26, 4:04 AM | $179.99 |
| Oct 6, 5:16 AM | $209.99 |
| Oct 6, 3:56 AM | $211.99 |
| Oct 6, 2:54 AM | $229.99 |
| Oct 5, 4:32 AM | $209.99 |
| Sep 23, 3:32 PM | $182.99 |
| Sep 22, 2:13 AM | $209.99 |
| Sep 21, 4:15 PM | $182.99 |
| Sep 7, 12:24 AM | $209.99 |
| Sep 6, 11:24 PM | $199.99 |
| Sep 2, 7:22 PM | Out of stock |
Every time it made the damn board
Its only time on the damn board so far.
See the current price on Amazon
As an Amazon Associate, Damn Good Deals earns from qualifying purchases.





