{"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":"2026-11-01T04:10:32+00:00","price":"36.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FNRLYJB2?maas=maas_adg_api_588563440394542563_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBe2fcc25dc0f6758aeaa49f034c422261_d7ecd76c133a&aa_adgroupid=d37e654530f522dfcdc112cba45007bb_PBSEP_!!!affid!!!_118045_&aa_creativeid=68b2OtYFoLGP03TfanZQ14tHgLdxdXRm6QlSWYT1pqAp9do_c"}],"product":{"brand":"UK-eufy Security","evidence_url":"https://www.mainbuyer.com/evidence/products/eufy-flood-and-freeze-sensor-e20-dual-detection-extended-reach-with-cable-built-in-alert-with-75-db-alarm-long-lastin5-year-battery-life-requires-b0fnrlyjb2/prices","gtin":null,"id":21005,"model_number":null,"name":"eufy Flood and Freeze Sensor E20, Dual Detection, Extended Reach with Cable, Built-In Alert with 75 dB Alarm, Long-Lastin5-Year Battery Life, Requires","product_url":"https://www.mainbuyer.com/product/eufy-flood-and-freeze-sensor-e20-dual-detection-extended-reach-with-cable-built-in-alert-with-75-db-alarm-long-lastin5-year-battery-life-requires-b0fnrlyjb2","urn":"MB-AWIN-GB-B0FNRLYJB2"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"36.99","historical_low":"36.99","last_observed_at":"2026-11-01T04:10:32+00:00","low_30d":"36.99","low_90d":"36.99","median_price":"36.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-11-01T04:10:32+00:00"}}