{"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":"2026-09-20T08:49:28+00:00","price":"21.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0H4ZDSBDW?maas=maas_adg_api_591514803013323719_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB7bce50449938388e7e7f54caf5a0996f&aa_adgroupid=7c38772e1db5c21d8a0b810c685ad8c5_PBSEP_!!!affid!!!_118045_&aa_creativeid=19b96KqzsdL_aUGF2X_bBHGkOZtcVxHEvON1ZMg_aPogySsE7Q_c"}],"product":{"brand":"ESR UK","evidence_url":"https://mainbuyer.com/evidence/products/esr-for-iphone-18-pro-camera-lens-protector-1-pack-light-blue-b0h4zdsbdw/prices","gtin":null,"id":13823,"model_number":null,"name":"ESR for iPhone 18 Pro Camera Lens Protector, 1 Pack, Light Blue","product_url":"https://mainbuyer.com/product/esr-for-iphone-18-pro-camera-lens-protector-1-pack-light-blue-b0h4zdsbdw","urn":"MB-AWIN-GB-B0H4ZDSBDW"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"21.99","historical_low":"21.99","last_observed_at":"2026-09-20T08:49:28+00:00","low_30d":"21.99","low_90d":"21.99","median_price":"21.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-20T08:49:28+00:00"}}