{"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":"2026-09-17T12:26:48+00:00","price":"139.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0F3WSVMFN?maas=maas_adg_api_591851791929461796_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=a924ca937c72d5c74296c62a512fd77e&aa_adgroupid=d35b329276427c5e90dce2ca96428fa6_PBSEP_!!!affid!!!_118045_&aa_creativeid=cfde2opg3PFohd1AnP7oV4Hh5Bb_awiueQO284Xb6VcBPgJA_c"}],"product":{"brand":"Lefant UK(ZYG)","evidence_url":"https://www.mainbuyer.com/evidence/products/lefant-m210-pro-robot-vacuum-cleaner-4000pa-strong-suction-precisense-obstacle-avoidance-mini-quiet-200-mins-runtime-self-charging-for-pet-h-b0f3wsvmfn/prices","gtin":null,"id":6459,"model_number":null,"name":"Lefant M210 Pro+ Robot Vacuum Cleaner - 4000Pa Strong Suction, PreciSense Obstacle Avoidance, Mini & Quiet, 200 Mins Runtime, Self-Charging, for Pet H","product_url":"https://www.mainbuyer.com/product/lefant-m210-pro-robot-vacuum-cleaner-4000pa-strong-suction-precisense-obstacle-avoidance-mini-quiet-200-mins-runtime-self-charging-for-pet-h-b0f3wsvmfn","urn":"MB-AWIN-GB-B0F3WSVMFN"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"139.99","historical_low":"139.99","last_observed_at":"2026-09-17T12:26:48+00:00","low_30d":"139.99","low_90d":"139.99","median_price":"139.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:26:48+00:00"}}