{"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":"2026-11-07T04:10:43+00:00","price":"39.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0H394R81N?maas=maas_adg_api_594380518589751511_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBd9678258f6a093f37848c599c13c6c9d_0a81512bb2c9&aa_adgroupid=bc9a6303d7c5d3cd59c92a30bcee2e1a_PBSEP_!!!affid!!!_118045_&aa_creativeid=8cde1g4jt08B9L8b3bl38_a2TvjCGcr4VDrqjUiTKsJJWdc4_c"}],"product":{"brand":"GOKOZY UK","evidence_url":"https://mainbuyer.com/evidence/products/12v-heated-vest-battery-pack-20000mah-dc-round-connector-dual-usb-fast-6h-charging-outdoor-skiing-cycling-work-b0h394r81n/prices","gtin":null,"id":22053,"model_number":null,"name":"12V Heated Vest Battery Pack 20000mAh, DC Round Connector & Dual USB, Fast 6H Charging, Outdoor Skiing Cycling Work","product_url":"https://mainbuyer.com/product/12v-heated-vest-battery-pack-20000mah-dc-round-connector-dual-usb-fast-6h-charging-outdoor-skiing-cycling-work-b0h394r81n","urn":"MB-AWIN-GB-B0H394R81N"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"39.99","historical_low":"39.99","last_observed_at":"2026-11-07T04:10:43+00:00","low_30d":"39.99","low_90d":"39.99","median_price":"39.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-11-07T04:10:43+00:00"}}