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Triplett GSM200 Desktop Indoor Air Quality Monitor | Simultaneously Displays Readings of CO2, Temperature, and Relative Humidity

Rated4.6(2 ratings)Only 2 left

Good price

$111.30 is 12% below the $127.73 it normally sells for, and the lowest we've seen in 139 days.

Now
$111.30
Normally
$127.73
Lowest in 139 days
$111.30(Nov 9)
Highest
$256.87
Evidence: Strong139 days tracked16 price changes

Where today's price sits

View on amazon.com (opens in a new tab)

Prices change. Confirm the price on Amazon before you buy. TrackPin may earn a commission if you buy, at no cost to you; it never changes a verdict.

Get an email when the price drops

Good: 5%+ below normal. Great: 20%+ below. One email when it happens, at a price below today's $111.30. No account, no newsletter.

The listing's crossed-out price

Smaller than shown

The listing shows

crossed out: List $340.99 −67%

Against its normal price

−12% vs $127.73

The listing shows −67%. Against its normal price it's −12%.

The crossed-out price is the reference shown on the listing. We don't know how it was set; we only compare it with prices we've observed. How we check →

Price history

Tracked since Jun 25 · 139 days · 16 price changes

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $127.73
  • 5% or more below normal

How often does it drop below normal?

In the 139 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more twice, typically lasting about 4 days. It's below normal right now.

A count of what happened, not a prediction.

Other ways to buy

  • New from

    $111.31

    Amazon.comFulfilled by Amazon · Seller rating 100%

  • Used from

    $280.62

    SIM Supply, Inc.Seller rating 69% of 44,140

11 of 13 offers
The 10 lowest of 11 offers, by price
SellerConditionPriceFBASeller rating
Amazon.comNew$111.31Yes100%
Megamart USANew$270.89No79% of 32,842
Numoon CollectionNew$279.75No64% of 2,255
SIM Supply, Inc.Used - Like New$280.62No69% of 44,140
SEKEGENew$280.69No72% of 2,738
SuparnovaNew$283.21No63% of 1,165
Retail Hunters USANew$284.11No61% of 1,457
Diamond Home USANew$284.12No58% of 5,506
Hardware & Garden SuppliesNew$286.72No69% of 8,301
Consumer Supply CoNew$286.79No60% of 937

Showing the 10 lowest of 11 offers.

Amazon lists 13 offers. These are from the first page of its offer list, sorted by price plus delivery, so a lower price may be further down.

More real deals in Industrial & Scientific

See all
Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B096L127LW
Request
curl https://trackpin.co/api/v1/product/B096L127LW \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 21:58 UTC
{
  "asin": "B096L127LW",
  "title": "Triplett GSM200 Desktop Indoor Air Quality Monitor | Simultaneously Displays Readings of CO2, Temperature, and Relative Humidity",
  "image": "https://m.media-amazon.com/images/I/41wksC82fXL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "BISS Basic",
  "category_label": "Industrial & Scientific",
  "in_stock": true,
  "price": {
    "current_cents": 11130,
    "reference_cents": 12773,
    "discount_pct": 12.86,
    "is_deal": true,
    "observed_at": 1794433970041,
    "changed_at": 1794211555405,
    "checked_at": 1794433970041,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 12.86,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $111.30 is 12% below the $127.73 it normally sells for, and the lowest we've seen in 139 days."
  },
  "listing_claim": {
    "label": "List:",
    "listing_reference_cents": 34099,
    "claimed_pct": 67,
    "real_pct": 12.86,
    "class": "smaller",
    "observed_at": 1794433972818
  },
  "stats": {
    "min_cents": 11130,
    "max_cents": 25687,
    "avg_cents": 17466,
    "history_days": 139,
    "price_levels": 212,
    "price_changes": 16,
    "distinct_prices": 14,
    "lowest_at": 1794211555405
  },
  "history": [
    {
      "price_cents": 13089,
      "from": 1791369752944,
      "to": 1792378603723
    },
    {
      "price_cents": 11770,
      "from": 1792393277021,
      "to": 1792902273492
    },
    {
      "price_cents": 13089,
      "from": 1792912446536,
      "to": 1794198182144
    },
    {
      "price_cents": 12773,
      "from": 1794210207798,
      "to": 1794210207798
    },
    {
      "price_cents": 11130,
      "from": 1794211555405,
      "to": 1794433970041
    }
  ],
  "last_seen": 1794433972818
}
// … 207 more steps in the full response

Normal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.