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SONOFF Zigbee Wireless Door and Window Sensor, Smart Security Door Contact…

Brand: Sonoff

SONOFF Zigbee Wireless Door and Window Sensor, Smart Security Door Contact…

100% positiveSeller rating · 4,054 seller ratings

A 40/100 offer from eBay, selected on the strength of We selected this product for a current price 28% below the reference price, an established seller with strong feedback, free delivery, and Returns accepted within 30 days. eBay did not provide a product rating for this listing, so it was not invented or replaced with the seller rating. Review the exact listing terms before checkout.

ONEDAILYDROP BUYING BRIEF ↓

Current price

$12.99

30-day tracked low

Not enough price history yet

90-day tracked low

Not enough price history yet

All-time tracked low

Not enough price history yet

Retailer

eBay

Sold by

px-smarthome

Delivery

Free delivery via USPS Ground Advantage

Returns

Returns accepted within 30 days

Availability

In stock

Price checked

8/18/2026, 7:45:47 AM

Price history

Price tracking has started. A chart will appear after another price change is recorded.

1 tracked price observations across 1 days.

$12.99$17.99Check current price and availability on the retailer website.
VIEW DEAL AT eBay →

ONEDAILYDROP BUYING BRIEF

The useful details, without the sales-page noise

✓ This brief uses verified listing data and OneDailyDrop calculations. Unknown specifications are not filled in or guessed.

Quick verdict

A 40/100 offer from eBay, selected on the strength of We selected this product for a current price 28% below the reference price, an established seller with strong feedback, free delivery, and Returns accepted within 30 days. eBay did not provide a product rating for this listing, so it was not invented or replaced with the seller rating. Review the exact listing terms before checkout.

Current price
$12.99
Retailer
eBay
Seller
px-smarthome
Delivery
Free delivery via USPS Ground Advantage
Returns
Returns accepted within 30 days
Availability
In stock

✓ Verified strengths

  • Current price is 28% below the retailer reference price.
  • Seller feedback is 100% positive.
  • The listing reports free delivery.
  • The listing reports accepted returns.

! Watch-outs

  • The marketplace did not supply a product rating for this listing.
  • Confirm the exact model, condition and total at retailer checkout.

What this listing is

SONOFF Zigbee Wireless Door and Window Sensor, Smart Security Door Contact Alarm is a Electronics listing currently offered through eBay. OneDailyDrop follows this exact listing and its latest checked offer details instead of treating a broad product name as proof of features. 【Zigbee G ateway Required】 Supports Zigbee hubs using the Zigbee 3.0 protocol, such as SONOFF NSPanel Pro, SONOFF iHost, SONOFF ZB Bridge Pro, SONOFF ZBDongle-E,SONOFF ZBDongle-P and Echo Plus 2nd…. SONOFF SNZB-04PR2 Zigbee 3.0 Door and Window Sensor. The store remains the final source for the model, included parts, condition and specifications shown at checkout.

Who it may suit

This pick is most relevant to shoppers already comparing Electronics products and willing to confirm that this exact model or configuration fits their needs. It can also help a buyer who wants price, product feedback and seller terms in one place before leaving for the store. Suitability still depends on details such as size, compatibility, quantity, color or included accessories when those details apply.

Why it made the list

We selected this product for a current price 28% below the reference price, an established seller with strong feedback, free delivery, and Returns accepted within 30 days. eBay did not provide a product rating for this listing, so it was not invented or replaced with the seller rating. That is the evidence behind the placement, not a paid ranking. The current OneDailyDrop Score is 40/100 and measures the offer as a whole: price value, product evidence, review confidence, seller reliability, demand and buying terms. Affiliate commission does not add points and does not determine which item becomes the Daily Drop.

Product feedback is not supplied for this listing. Seller feedback is 100% with 4,054 seller ratings. These are kept separate because a strong seller rating is not the same thing as a product rating. When a marketplace does not supply one of these fields, OneDailyDrop leaves it unknown rather than inventing a replacement.

What the current offer says

At the latest check, the displayed price was $12.99, compared with a retailer reference price of $17.99 (28% lower). The listing was shown as In stock. It is sold by px-smarthome, with delivery described as Free delivery via USPS Ground Advantage and returns described as Returns accepted within 30 days. These terms can affect the real checkout value even when the headline price looks attractive, so OneDailyDrop keeps them beside the price rather than hiding them in a long description.

What to check before buying

Before ordering, open the store page and verify the exact model, quantity, condition and compatibility stated in the listing. Check the final total after delivery and tax, and make sure the return terms work for the kind of product being purchased. No additional restriction is inferred from missing retailer data. Prices and availability can change after OneDailyDrop's last check, so the store checkout always controls the final transaction.

How to read the Score

The 40/100 OneDailyDrop Score is an editorial offer score, not a customer star rating. Its strongest current component is Seller reliability at 15/15; the lowest is Product quality at 0/20. Each component uses the same published limits for every eligible offer. Price history is displayed separately and does not raise or lower this public Score.

Price quality12.3/30
Product quality0/20
Review confidence0/15
Seller reliability15/15
Demand & usefulness2.6/10
Shipping & returns10/10

ALTERNATIVES WORTH COMPARING

Alternatives worth comparing

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