{"niche":"哪款12伏应急启动电源性价比最高？","description":"Which 12v jump starter offers the best value for money?","products":[{"brand":"Clarke","model":"JSM1200 JumpStart Micro 1200","price_gbp":54.13,"origin_country":null,"specs":{"peak_current":"1200A","charging_ports":"2x USB 5V outputs: 3.0A and 2.1A","voltage_output":"12V jumpstart; 5V USB","emergency_light":"LED light with illumination, strobe and SOS modes"},"confidence_score":null,"sources":[{"label":"Power Tools Direct","url":"https://www.powertoolsdirect.com/clarke-jsm1200-1200a-jumpstart-multi-purpose-with-lithium-polymer-battery","currency":"USD","source_country":"US","price":73.85,"price_gbp":54.29,"scraped_at":"2026-08-28T08:08:27.773789"},{"label":"Lawson HIS","url":"https://www.lawson-his.co.uk/clarke-6239030-jsm1200-1200a-jumpstart-multi-purpose-with-lithium-polymer-battery","currency":"USD","source_country":"US","price":75.59,"price_gbp":55.57,"scraped_at":"2026-08-28T08:08:27.773789"},{"label":"ToolStoreDirect","url":"https://toolstoredirect.co.uk/products/clarke-6239030","currency":"USD","source_country":"US","price":73.64,"price_gbp":54.13,"scraped_at":"2026-08-28T08:08:27.773789"}],"summary":"The Clarke JSM1200 is a compact lithium-polymer jump starter with a 1200A peak current, two USB charging outputs and an LED emergency light. It suits drivers, motorcyclists and campers who need a lightweight emergency power bank for vehicles and mobile devices.","ideal_for":"凭借 1200A 的峰值电流、支持启动最大 5.5升 汽油发动机和最大 3升 柴油发动机、两个 USB 输出接口以及应急照明功能，它在紧凑机身中提供了出色的性价比。"}]}