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PurMars 300W Portable Power LiFePO4 price history, checked Nov 15, 2026: Good price. $129.00 is 7% below the $139.00 it normally sells for.

PurMars 300W Portable Power Station (Peak 500W),LiFePO4 Solar Generator | 288Wh (90,000mAh)Portable Power Bank,110V Pure Sine Wave AC Outlet,Lifepo4 Battery,RV,Outdoor Camping,Traveling,Emergencies

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Rated4.2(109 ratings)In stock

Good price

$129.00 is 7% below the $139.00 it normally sells for.

Now
$129.00
Normally
$139.00
Lowest in 145 days
$95.11(Jun 23)
Highest
$159.00
Evidence: Strong145 days tracked13 price changes

Where today's price sits

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

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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 $129.00. No account, no newsletter.

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The listing's crossed-out price

Holds up

The listing shows

crossed out: Typical $139.00 −7%

Against its normal price

−7% vs $139.00

Typical $139.00 (−7%) holds up: today's price is 7% below normal.

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 · 145 days · 13 price changes

Ahead of Black Friday 2026 (Nov 27), it is already 7% below its normal price of $139.00. PurMars 300W Portable Power Station (Peak 500W),LiFePO4 Solar… price history, checked Nov 15, 2026: current price $129.00, normal (typical) price $139.00, average $135.71 over 145 days, lowest $95.11 (Jun 23, 2026), highest $159.00 (Nov 14, 2026).

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $139.00
  • 5% or more below normal

How often does it drop below normal?

In the 145 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more 3 times, typically lasting about 2 days. It's below normal right now.

A count of what happened, not a prediction.

Other ways to buy

  • New from

    $129.01

    PurmarsFulfilled by Amazon · Seller rating 60% of 5

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B0C4GHSV3K
Request
curl https://trackpin.co/api/v1/product/B0C4GHSV3K \
  -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 03:46 UTC
{
  "asin": "B0C4GHSV3K",
  "title": "PurMars 300W Portable Power Station (Peak 500W),LiFePO4 Solar Generator | 288Wh (90,000mAh)Portable Power Bank,110V Pure Sine Wave AC Outlet,Lifepo4 Battery,RV,Outdoor Camping,Traveling,Emergencies",
  "image": "https://m.media-amazon.com/images/I/81sMFq6z2eL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "Wireless",
  "category_label": "Phones & Accessories",
  "in_stock": true,
  "price": {
    "current_cents": 12900,
    "reference_cents": 13900,
    "discount_pct": 7.19,
    "is_deal": true,
    "observed_at": 1794713338792,
    "changed_at": 1794646142547,
    "checked_at": 1794713338792,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 7.19,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $129.00 is 7% below the $139.00 it normally sells for."
  },
  "listing_claim": {
    "label": "Typical:",
    "listing_reference_cents": 13900,
    "claimed_pct": 7,
    "real_pct": 7.19,
    "class": "holds_up",
    "observed_at": 1794678745969
  },
  "stats": {
    "min_cents": 9511,
    "max_cents": 15900,
    "avg_cents": 13571,
    "history_days": 145,
    "price_levels": 247,
    "price_changes": 13,
    "distinct_prices": 7,
    "lowest_at": 1782203163135
  },
  "history": [
    {
      "price_cents": 13900,
      "from": 1792204200664,
      "to": 1793427772023
    },
    {
      "price_cents": 15900,
      "from": 1793430460431,
      "to": 1793765061177
    },
    {
      "price_cents": 13900,
      "from": 1793780557059,
      "to": 1794642127972
    },
    {
      "price_cents": 15900,
      "from": 1794644082429,
      "to": 1794645273338
    },
    {
      "price_cents": 12900,
      "from": 1794646142547,
      "to": 1794713338792
    }
  ],
  "last_seen": 1794713338792
}
// … 242 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.