{"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":"2026-09-17T12:29:47+00:00","price":"37.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0F4DNR56K?maas=maas_adg_api_577451609539930226_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB7dcfc9f7d3ba88d097d9be3110b11693&aa_adgroupid=68d17bf2d5bed783ad16391fdbac4afe_PBSEP_!!!affid!!!_118045_&aa_creativeid=ae13zMnDXIcWj5Bt03X_bMphCF6j1vOC_a7avQkB2JBquDD14_c"}],"product":{"brand":"Nanoleaf UK","evidence_url":"https://www.mainbuyer.com/evidence/products/nanoleaf-matter-gu10-smart-led-bulb-3-rgbcw-dimmable-spotlights-screen-mirror-16-m-colours-400-lumen-wifi-app-voice-control-alexa-apple-goog-b0f4dnr56k/prices","gtin":null,"id":11847,"model_number":null,"name":"Nanoleaf Matter GU10 Smart LED Bulb - 3 RGBCW Dimmable Spotlights, Screen Mirror, 16 M+ Colours, 400 Lumen, WiFi App/Voice Control (Alexa, Apple, Goog","product_url":"https://www.mainbuyer.com/product/nanoleaf-matter-gu10-smart-led-bulb-3-rgbcw-dimmable-spotlights-screen-mirror-16-m-colours-400-lumen-wifi-app-voice-control-alexa-apple-goog-b0f4dnr56k","urn":"MB-AWIN-GB-B0F4DNR56K"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"37.99","historical_low":"37.99","last_observed_at":"2026-09-17T12:29:47+00:00","low_30d":"37.99","low_90d":"37.99","median_price":"37.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:47+00:00"}}