{"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":"2026-10-03T19:12:22+00:00","price":"19.98","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0G43NFZX7?maas=maas_adg_api_582065750887797936_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB3927cf5b0d18d5d11657a5623c6d9f27&aa_adgroupid=f95d1a3ec695818be38e0f35c3a4709a_PBSEP_!!!affid!!!_118045_&aa_creativeid=03a5c41AgwKvjM5OAqVOo2NA5kkmTZp5DVKwc6n_aVnK6R80_c"}],"product":{"brand":"Warmco UK","evidence_url":"https://www.mainbuyer.com/evidence/products/warmco-portable-pram-fan-4000mah-rechargeable-clip-on-fan-b0g43nfzx7/prices","gtin":null,"id":16497,"model_number":null,"name":"Warmco Portable Pram Fan, 4000mAh Rechargeable Clip On Fan","product_url":"https://www.mainbuyer.com/product/warmco-portable-pram-fan-4000mah-rechargeable-clip-on-fan-b0g43nfzx7","urn":"MB-AWIN-GB-B0G43NFZX7"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"19.98","historical_low":"19.98","last_observed_at":"2026-10-03T19:12:22+00:00","low_30d":"19.98","low_90d":"19.98","median_price":"19.98","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-10-03T19:12:22+00:00"}}