{"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":"2026-09-18T08:30:13+00:00","price":"9.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0CKPMNYBV?maas=maas_adg_api_592388559938624374_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=0a643cf523b775142609495fd9d7916d&aa_adgroupid=1e18ddd6c56d44f24ce31306d45e5e51_PBSEP_!!!affid!!!_118045_&aa_creativeid=f5b0prTYR5KEoE4ozer4of4qvKhQ42avoVj8yX0TYwIv2zU_c"}],"product":{"brand":"TP-Link UK","evidence_url":"https://www.mainbuyer.com/evidence/products/tapo-l535e-e27-smart-bulb-matter-multicolour-led-light-bulb-b0ckpmnybv/prices","gtin":null,"id":13548,"model_number":null,"name":"Tapo L535E E27 Smart Bulb Matter Multicolour LED Light Bulb","product_url":"https://www.mainbuyer.com/product/tapo-l535e-e27-smart-bulb-matter-multicolour-led-light-bulb-b0ckpmnybv","urn":"MB-AWIN-GB-B0CKPMNYBV"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"9.99","historical_low":"9.99","last_observed_at":"2026-09-18T08:30:13+00:00","low_30d":"9.99","low_90d":"9.99","median_price":"9.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-18T08:30:13+00:00"}}