{"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":"2026-09-17T12:30:40+00:00","price":"42.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0GVHCH4XJ?maas=maas_adg_api_579570748229831904_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB284ee6dcf5a484e238a75a49c8b35963&aa_adgroupid=3fd0fbe1d975749f99ee7b0441cc26d1_PBSEP_!!!affid!!!_118045_&aa_creativeid=cf2cy6tRX4zpUF_a5xP9_b90UKg3iN0_aGh0BpHZKSH69V29iM_c"}],"product":{"brand":"Lyncast-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/mini-portable-projector-for-bedroom-4k-support-app-control-upgraded-300pro-home-cinema-projector-android-14-built-in-apps-auto-keystone-ceiling-tv-b0gvhch4xj/prices","gtin":null,"id":13088,"model_number":null,"name":"Mini Portable Projector for Bedroom 4K Support App Control Upgraded 300Pro+ | Home Cinema Projector Android 14 Built-in Apps Auto Keystone Ceiling TV","product_url":"https://www.mainbuyer.com/product/mini-portable-projector-for-bedroom-4k-support-app-control-upgraded-300pro-home-cinema-projector-android-14-built-in-apps-auto-keystone-ceiling-tv-b0gvhch4xj","urn":"MB-AWIN-GB-B0GVHCH4XJ"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"42.99","historical_low":"42.99","last_observed_at":"2026-09-17T12:30:40+00:00","low_30d":"42.99","low_90d":"42.99","median_price":"42.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:30:40+00:00"}}