{"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":"2026-09-17T12:27:45+00:00","price":"25.49","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FCMG6N93?maas=maas_adg_api_584538503507687357_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBcfe6cdca35bea7104e3de61e1b0cf89d&aa_adgroupid=937122adc3c1b83011dd466d38c4053f_PBSEP_!!!affid!!!_118045_&aa_creativeid=f37dXZpQ2szuWx6ras_bIGwqk0Mq53P5hbIgta1ImWs4r3r4_c"}],"product":{"brand":"X-SENSE UK","evidence_url":"https://www.mainbuyer.com/evidence/products/x-sense-wi-fi-smoke-alarm-for-home-with-voice-alerts-xs0b-ir-1-pack-b0fcmg6n93/prices","gtin":null,"id":8072,"model_number":null,"name":"X-Sense Wi-Fi Smoke Alarm for Home with Voice Alerts, XS0B-iR, 1-Pack","product_url":"https://www.mainbuyer.com/product/x-sense-wi-fi-smoke-alarm-for-home-with-voice-alerts-xs0b-ir-1-pack-b0fcmg6n93","urn":"MB-AWIN-GB-B0FCMG6N93"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"25.49","historical_low":"25.49","last_observed_at":"2026-09-17T12:27:45+00:00","low_30d":"25.49","low_90d":"25.49","median_price":"25.49","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:27:45+00:00"}}