{"dataset":"MainBuyer UK price observations","market":"GB","market_name":"United Kingdom","methodology":"Each observation is stored only when MainBuyer has a timestamped checked retailer offer. Missing days are not interpolated or invented. Historical low, high and median figures use recorded in-stock observations only.","observations":[{"currency":"GBP","in_stock":true,"observed_at":"2026-09-17T12:26:31+00:00","price":"1471.59","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0HF4R42VT?maas=maas_adg_api_583055011478542661_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB2261e8a0b184c1fff68bfd79166f4696&aa_adgroupid=bdb91e8d1ab4a9d246efb3e225abd811_PBSEP_!!!affid!!!_118045_&aa_creativeid=7096NaWC4dh1ORF8dAo6Cqfm6xtFZInUuxXwXXWa1BBdCkY_c"}],"product":{"brand":"AFERIY-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/aferiy-p300-4096wh-portable-power-station-with-1-extra-battery-3000w-expandable-capacity-lifepo4-battery-backup-solar-generator-for-home-use-outdoor-c-b0hf4r42vt/prices","gtin":null,"id":5963,"model_number":null,"name":"AFERIY P300 4096Wh Portable Power Station,with 1 Extra Battery,3000W Expandable Capacity LiFePO4 Battery Backup,Solar Generator for Home Use,Outdoor C","product_url":"https://www.mainbuyer.com/product/aferiy-p300-4096wh-portable-power-station-with-1-extra-battery-3000w-expandable-capacity-lifepo4-battery-backup-solar-generator-for-home-use-outdoor-c-b0hf4r42vt","urn":"MB-AWIN-GB-B0HF4R42VT"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"1471.59","historical_low":"1471.59","last_observed_at":"2026-09-17T12:26:31+00:00","low_30d":"1471.59","low_90d":"1471.59","median_price":"1471.59","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:26:31+00:00"}}