{"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":"2026-09-17T12:30:03+00:00","price":"4140.00","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0DYJTJHSY?maas=maas_adg_api_583055011478542661_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB2261e8a0b184c1fff68bfd79166f4696&aa_adgroupid=39d5e25f0fb36b020ba2369733fa0555_PBSEP_!!!affid!!!_118045_&aa_creativeid=bfe2WpuGQ_bKoxj2QepwoOtfaF82RS_azjTyvB0iBsaU_au6B4_c"}],"product":{"brand":"AFERIY-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/aferiy-portable-power-station-3840wh-with-p310-expansion-battery-7680wh-lifepo4-battery-with-2200w-ac-outlets-4000w-peak-eps-ups-bms-solar-gene-b0dyjtjhsy/prices","gtin":null,"id":12194,"model_number":null,"name":"AFERIY Portable Power Station 3840Wh with P310 Expansion Battery, 7680Wh LiFePO4-Battery with 2200W AC Outlets (4000W Peak), EPS, UPS, BMS, Solar Gene","product_url":"https://mail.mainbuyer.com/product/aferiy-portable-power-station-3840wh-with-p310-expansion-battery-7680wh-lifepo4-battery-with-2200w-ac-outlets-4000w-peak-eps-ups-bms-solar-gene-b0dyjtjhsy","urn":"MB-AWIN-GB-B0DYJTJHSY"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"4140.00","historical_low":"4140.00","last_observed_at":"2026-09-17T12:30:03+00:00","low_30d":"4140.00","low_90d":"4140.00","median_price":"4140.00","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:30:03+00:00"}}