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Upgraded 2L/5L Aquarium CO2 Generator System with Timer-Enabled Motor Valve, Upgrade CO2 System Kit with Quick-Release Structure for Aquarium Plants Tanks (2L)

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Rated3.5(104 ratings)In stock

Normal price

$82.49 is within 5% of the $85.49 it normally sells for.

Now
$82.49
Normally
$85.49
Lowest in 141 days
$82.49(Nov 10)
Highest
$109.99
Evidence: Strong141 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.

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Good: 5%+ below normal. Great: 20%+ below. One email when it happens. No account, no newsletter.

The listing's crossed-out price

Smaller than shown

The listing shows

crossed out: List $99.99 −18%

Against its normal price

−3% vs $85.49

The listing shows −18%. Against its normal price it's −3%.

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 22 · 141 days · 16 price changes

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $85.49
  • 5% or more below normal

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B0FGNLDMYP
Request
curl https://trackpin.co/api/v1/product/B0FGNLDMYP \
  -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 19:04 UTC
{
  "asin": "B0FGNLDMYP",
  "title": "Upgraded 2L/5L Aquarium CO2 Generator System with Timer-Enabled Motor Valve, Upgrade CO2 System Kit with Quick-Release Structure for Aquarium Plants Tanks (2L)",
  "image": "https://m.media-amazon.com/images/I/71lr8r-2XXL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "Pet Products",
  "category_label": "Pet Supplies",
  "in_stock": true,
  "price": {
    "current_cents": 8249,
    "reference_cents": 8549,
    "discount_pct": 3.51,
    "is_deal": false,
    "observed_at": 1794408265098,
    "changed_at": 1794293030270,
    "checked_at": 1794408265098,
    "source": "stored"
  },
  "verdict": {
    "label": "normal",
    "text": "Normal price",
    "pct_vs_normal": 3.51,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Normal price. $82.49 is within 5% of the $85.49 it normally sells for."
  },
  "listing_claim": {
    "label": "List:",
    "listing_reference_cents": 9999,
    "claimed_pct": 18,
    "real_pct": 3.51,
    "class": "smaller",
    "observed_at": 1794317500421
  },
  "stats": {
    "min_cents": 8249,
    "max_cents": 10999,
    "avg_cents": 9160,
    "history_days": 141,
    "price_levels": 217,
    "price_changes": 16,
    "distinct_prices": 10,
    "lowest_at": 1794293030270
  },
  "history": [
    {
      "price_cents": 9499,
      "from": 1791256634661,
      "to": 1791272510027
    },
    {
      "price_cents": 9399,
      "from": 1791273796910,
      "to": 1791314389615
    },
    {
      "price_cents": 9999,
      "from": 1791443775058,
      "to": 1793583061500
    },
    {
      "price_cents": 8549,
      "from": 1793589005299,
      "to": 1794278847462
    },
    {
      "price_cents": 8249,
      "from": 1794293030270,
      "to": 1794408265098
    }
  ],
  "last_seen": 1794408265098
}
// … 212 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.