{"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":"2026-09-17T12:29:40+00:00","price":"1099.00","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0FZV8CF7Y?maas=maas_adg_api_583055011478542661_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB2261e8a0b184c1fff68bfd79166f4696&aa_adgroupid=3a1b1929aee69e58c81b42befe7e19c0_PBSEP_!!!affid!!!_118045_&aa_creativeid=a1fbjxwhR652QBl9_bCOlgDa7If_bheIFmwDcpNurIK7aE2m0_c"}],"product":{"brand":"AFERIY-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/aferiy-2048wh-expandable-battery-compatible-with-p280-one-p280-support-up-to-4-extra-batteries-not-for-standalone-use-b0fzv8cf7y/prices","gtin":null,"id":11625,"model_number":null,"name":"AFERIY 2048Wh Expandable Battery Compatible with P280, One P280 Support Up to 4 Extra Batteries (Not for Standalone Use)","product_url":"https://www.mainbuyer.com/product/aferiy-2048wh-expandable-battery-compatible-with-p280-one-p280-support-up-to-4-extra-batteries-not-for-standalone-use-b0fzv8cf7y","urn":"MB-AWIN-GB-B0FZV8CF7Y"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"1099.00","historical_low":"1099.00","last_observed_at":"2026-09-17T12:29:40+00:00","low_30d":"1099.00","low_90d":"1099.00","median_price":"1099.00","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:40+00:00"}}