{"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":"2026-10-15T03:09:41+00:00","price":"29.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0F36G9XWF?maas=maas_adg_api_582065750887797936_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB3927cf5b0d18d5d11657a5623c6d9f27&aa_adgroupid=69f6cbf2bf4001cb419a59a10a76d987_PBSEP_!!!affid!!!_118045_&aa_creativeid=ce82FO8_b9BymE2uczY_aHR_bSUwRyqLGjFv2DdyhqIdX7Wo54_c"}],"product":{"brand":"Warmco UK","evidence_url":"https://mainbuyer.com/evidence/products/warmco-5000mah-portable-handheld-fan-speed-1-100-adjustable-powerful-mini-turbo-fan-usb-rechargeable-personal-small-pocket-fan-for-women-men-travel-b0f36g9xwf/prices","gtin":null,"id":18394,"model_number":null,"name":"Warmco 5000mAh Portable Handheld Fan, Speed(1-100) Adjustable Powerful Mini Turbo Fan, USB Rechargeable Personal Small Pocket Fan for Women Men Travel","product_url":"https://mainbuyer.com/product/warmco-5000mah-portable-handheld-fan-speed-1-100-adjustable-powerful-mini-turbo-fan-usb-rechargeable-personal-small-pocket-fan-for-women-men-travel-b0f36g9xwf","urn":"MB-AWIN-GB-B0F36G9XWF"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"29.99","historical_low":"29.99","last_observed_at":"2026-10-15T03:09:41+00:00","low_30d":"29.99","low_90d":"29.99","median_price":"29.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-15T03:09:41+00:00"}}