{"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":"2026-09-17T12:28:38+00:00","price":"259.00","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0C7C3QJGN?maas=maas_adg_api_583055011478542661_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB2261e8a0b184c1fff68bfd79166f4696&aa_adgroupid=f3a725a410da98d6f430b2221e4db7b1_PBSEP_!!!affid!!!_118045_&aa_creativeid=43347Kab6WDpkWUmtKjN0MPhBnB9B2ezhc6czFdpko4SS6E_c"}],"product":{"brand":"AFERIY-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/aferiy-portable-power-station-800w-512wh-power-station-lifepo4-battery-1-hour-fast-charging-ac-220v-240v-ups-3500-charge-circles-solar-generato-b0c7c3qjgn/prices","gtin":null,"id":9693,"model_number":null,"name":"AFERIY Portable Power Station 800W, 512Wh Power Station LiFePO4 Battery, 1 Hour Fast Charging, AC 220V-240V, UPS, 3500+ Charge Circles, Solar Generato","product_url":"https://mail.mainbuyer.com/product/aferiy-portable-power-station-800w-512wh-power-station-lifepo4-battery-1-hour-fast-charging-ac-220v-240v-ups-3500-charge-circles-solar-generato-b0c7c3qjgn","urn":"MB-AWIN-GB-B0C7C3QJGN"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"259.00","historical_low":"259.00","last_observed_at":"2026-09-17T12:28:38+00:00","low_30d":"259.00","low_90d":"259.00","median_price":"259.00","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:38+00:00"}}