{"niche":"What is the quietest portable charger on the market?","description":"What is the quietest portable charger on the market?","products":[{"brand":"Jackery","model":"Explorer 300 Portable Power Station","price_gbp":208.16,"origin_country":null,"specs":{"size":"9.1 x 5.2 x 7.8 in","capacity":"293Wh","fast_charging":"Yes (90W AC + 60W USB-C PD combined)","output_current":"2.7A","output_voltage":"110VAC","number_of_ports":"6"},"confidence_score":null,"sources":[{"label":"Jackery Official Store","url":"https://www.jackery.com/products/explorer-300-portable-power-station","currency":"USD","source_country":"US","price":279.0,"price_gbp":208.16,"scraped_at":"2026-06-14T09:48:47.859541"},{"label":"Shutter Muse (retailer review linking to purchase)","url":"https://shuttermuse.com/jackery-explorer-300-review/","currency":"USD","source_country":"US","price":299.0,"price_gbp":223.09,"scraped_at":"2026-06-14T09:48:47.859541"},{"label":"Sail Far Live Free (product listing/review)","url":"http://www.sailfarlivefree.com/2022/11/power-on-go-jackery-explorer-300.html","currency":"USD","source_country":"US","price":299.0,"price_gbp":223.09,"scraped_at":"2026-06-14T09:48:47.859541"},{"label":"Jackery Official Store","url":"https://www.jackery.com/products/explorer-300-portable-power-station","currency":"USD","source_country":"US","price":279.0,"price_gbp":208.16,"scraped_at":"2026-06-14T09:48:50.183434"},{"label":"Shutter Muse (retailer review linking to purchase)","url":"https://shuttermuse.com/jackery-explorer-300-review/","currency":"USD","source_country":"US","price":299.0,"price_gbp":223.09,"scraped_at":"2026-06-14T09:48:50.183434"},{"label":"Sail Far Live Free (product listing/review)","url":"http://www.sailfarlivefree.com/2022/11/power-on-go-jackery-explorer-300.html","currency":"USD","source_country":"US","price":299.0,"price_gbp":223.09,"scraped_at":"2026-06-14T09:48:50.183434"}],"summary":"The Jackery Explorer 300 is a compact 293Wh portable power station with a 300W pure sine wave inverter (500W surge), multiple USB outputs including a 60W USB-C PD, and a 36.4dB quiet operating level. It charges rapidly via a 90W AC wall charger and 60W USB-C PD in combination, supports solar input, and is lightweight for camping and emergency backup.","ideal_for":"It suits the question about the quietest portable charger because it lists a 36.4dB noise rating and uses a pure sine wave inverter with low-noise design. "},{"brand":"Zendure","model":"SuperTank Pro PD 100W","price_gbp":126.83,"origin_country":null,"specs":{"size":"4.9 in x 2.9 in x 1.8 in","capacity":"26,800mAh / 96.48Wh","fast_charging":"100W USB-C Power Delivery (two ports) and PPS support (up to 55W on one port); total output 138W","output_current":"up to 5A (at 20V) for high-power ports; other ports up to 3A or 2A as specified","output_voltage":"5V, 9V, 12V, 15V, 20V","number_of_ports":"4 USB-C ports"},"confidence_score":null,"sources":[{"label":"Zendure official store","url":"https://powerbank.zendure.com/products/supertank-pro","currency":"USD","source_country":"US","price":169.99,"price_gbp":126.83,"scraped_at":"2026-06-14T09:48:47.859541"},{"label":"StorageReview (Amazon listing referenced)","url":"https://www.storagereview.com/review/zendure-supertank-pro-review","currency":"USD","source_country":"US","price":180.0,"price_gbp":134.3,"scraped_at":"2026-06-14T09:48:47.859541"},{"label":"Zendure official store","url":"https://powerbank.zendure.com/products/supertank-pro","currency":"USD","source_country":"US","price":169.99,"price_gbp":126.83,"scraped_at":"2026-06-14T09:48:50.183434"},{"label":"StorageReview (Amazon listing referenced)","url":"https://www.storagereview.com/review/zendure-supertank-pro-review","currency":"USD","source_country":"US","price":180.0,"price_gbp":134.3,"scraped_at":"2026-06-14T09:48:50.183434"}],"summary":"The Zendure SuperTank Pro is a 26,800mAh portable power bank with an aluminum shell, OLED status display, four USB-C ports and firmware upgradability. It supports up to 100W USB-C PD on two ports, PPS on one port, and a combined maximum output of 138W, making it suitable for charging laptops and multiple devices simultaneously.","ideal_for":"Ideal for a user seeking the quietest portable charger because it uses solid-state USB-C PD with no moving parts and an aluminum body that aids passive heat dissipation while delivering up to 100W PD (two ports) and 138W total without fans."}]}