AmazonDeal70
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base Station Required
4.7(29.4K reviews)Model B07ZB2RNTW
Amazon — sold on Amazon.
$29.98
$39.99 -25%
629 tracking now
Amazon·0.0·Sold by Amazon on Amazon Prime
Price and availability captured 2026-08-21 and subject to change. The price shown on Amazon at the time of purchase applies.
88/100
AI Buy Score
Strong
Verdict
GOOD ENTRY
0% above the 1-year average. Record low $29.98.
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Price snapshot
Current
$29.98
Record low
$29.98
1y average
$29.98
Record high
$39.99
Percentile
0th
Volatility
25
Price history and deal breakdown
Price historyDemo data
Demo data — real price history starts building from our daily price capture and will replace this chart automatically once enough snapshots exist.
Record low / dropPrice spikeRange $29.98 – $29.98
7d
■ 0%30d
■ 0%90d
■ 0%1y
■ 0%Deal score
70
Current price70
Historical price100
Reviews95
Demand95
Competition85
Scores derive from this product's recorded price history and review data only.
Specifications, review intelligence and safety
Best sellers rank#47
Shipping0.0
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