{"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":"2026-09-17T12:26:46+00:00","price":"239.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0G7HGLWD2?maas=maas_adg_api_579551081033313738_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBcae1b3705edded0067696d763ce33b2b&aa_adgroupid=d192622cf41534859dd36ab6d5b66ac1_PBSEP_!!!affid!!!_118045_&aa_creativeid=5e07NiTZXqY4b02sHe_b1uIrMQy6KVxSTv7YqQsfkT0i2Bhc_c"}],"product":{"brand":"Waterdrop-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/waterdrop-c1h-instant-hot-countertop-reverse-osmosis-system-b0g7hglwd2/prices","gtin":null,"id":6365,"model_number":null,"name":"Waterdrop C1H Instant Hot Countertop Reverse Osmosis System","product_url":"https://mail.mainbuyer.com/product/waterdrop-c1h-instant-hot-countertop-reverse-osmosis-system-b0g7hglwd2","urn":"MB-AWIN-GB-B0G7HGLWD2"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"239.99","historical_low":"239.99","last_observed_at":"2026-09-17T12:26:46+00:00","low_30d":"239.99","low_90d":"239.99","median_price":"239.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:26:46+00:00"}}