{"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":"2026-09-17T12:26:24+00:00","price":"46.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0CSYXDKQ1?maas=maas_adg_api_587128702241623351_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=ce61dc8c0c916d8c597d888e85f881bc&aa_adgroupid=efbc1a624018b6a592436e5dafd3cef3_PBSEP_!!!affid!!!_118045_&aa_creativeid=dc74KoUtNJBphZP0FieOibLGA5_bJQLc5RaGvjk71asgCBXg_c"}],"product":{"brand":"Vantrue-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/vantrue-js1-power-pack-3000a-peak-current-20000mah-12v-car-jump-starter-led-display-emergency-lighting-battery-cable-7-5l-gas-6l-diesel-pd-65-b0csyxdkq1/prices","gtin":null,"id":5759,"model_number":null,"name":"VANTRUE JS1 Power Pack, 3000A Peak Current, 20000mAh, 12V Car Jump Starter, LED Display & Emergency Lighting, Battery Cable, 7.5L Gas/6L Diesel, PD 65","product_url":"https://mail.mainbuyer.com/product/vantrue-js1-power-pack-3000a-peak-current-20000mah-12v-car-jump-starter-led-display-emergency-lighting-battery-cable-7-5l-gas-6l-diesel-pd-65-b0csyxdkq1","urn":"MB-AWIN-GB-B0CSYXDKQ1"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"46.99","historical_low":"46.99","last_observed_at":"2026-09-17T12:26:24+00:00","low_30d":"46.99","low_90d":"46.99","median_price":"46.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:26:24+00:00"}}