{"niche":"哪些微针仪最适合初学者？","description":"What are the best microneedling devices for beginners?","products":[{"brand":"AKIYRO","model":"Derma Roller 0.3mm Titanium 192 Needles","price_gbp":27.84,"origin_country":null,"specs":{"autopilot":null,"power_source":null,"needle_length":"0.30mm","needle_density":null,"speed_settings":null,"number_of_needles":"192"},"confidence_score":null,"summary":"Handheld derma roller with 192 titanium microneedles at 0.30mm needle length, supplied with a storage case and ergonomic grip for at‑home microneedling. Suited for users wanting to boost serum absorption and improve skin texture on face, scalp, beard and body.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"GoSupps","url":"https://www.gosupps.com/akiyro-micro-derma-roller-titanium-0-30mm-microderm-roller-microneedle-roller-with-case-personal-use-microneedling-roller-192-micro-needle-dermal-roller-at-home-microdermabrasion-face-roller.html","currency":"USD","source_country":"US","price":49.99,"price_gbp":37.22,"scraped_at":"2026-06-05T13:23:15.395488"},{"label":"Belvera","url":"https://belvera.co.uk/products/akiyro-derma-roller-0-30mm-192-microneedle-skin-care-tool-for-face-beard-scalp-body-green?variant=56235078844748","currency":"USD","source_country":"US","price":37.4,"price_gbp":27.84,"scraped_at":"2026-06-05T13:23:18.265630"}]},{"brand":"Dr. Pen","model":"Hydra Pen H2","price_gbp":58.81,"origin_country":null,"specs":{"autopilot":null,"power_source":"Built-in rechargeable battery (wireless)","needle_length":"0.15mm/0.25mm/0.5mm/1.0mm","needle_density":null,"speed_settings":"4","number_of_needles":"12 pin (also available Nano)"},"confidence_score":null,"summary":"The Hydra Pen H2 is a wireless microneedling device with an integrated serum cartridge for simultaneous serum infusion and needling. It offers adjustable needle depths and four speed levels, suited for at-home users and professionals wanting hydrated, boosted-serum treatments.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Dr Pen Worldwide","url":"https://www.drpenworldwide.com/product/hydra-pen-2/","currency":"USD","source_country":"US","price":219.99,"price_gbp":163.78,"scraped_at":"2026-06-05T13:22:50.125206"},{"label":"Nasvita","url":"https://nasvita.com/products/dr-pen-hydra-pen-h2-microneedling-pen-with-serum-applicator-4-cartidges","currency":"USD","source_country":"US","price":79.0,"price_gbp":58.81,"scraped_at":"2026-06-05T13:22:52.958129"},{"label":"DrPenHub","url":"https://drpenhub.com/products/dr-pen-hydra-pen-h2-microneedling-pen-with-serum-applicator-4-cartridges","currency":"USD","source_country":"US","price":89.0,"price_gbp":66.26,"scraped_at":"2026-06-05T13:22:55.775887"}]},{"brand":"Dr. Pen","model":"Ultima A6","price_gbp":40.06,"origin_country":null,"specs":{"autopilot":null,"power_source":"Rechargeable batteries or wired (USB/DC)","needle_length":"0.25mm to 2.5mm","needle_density":null,"speed_settings":"5","number_of_needles":"12-pin, 36-pin, nano cartridges available"},"confidence_score":null,"summary":"The Dr. Pen Ultima A6 is a cordless/wired microneedling pen with adjustable needle depth (0.25-2.5mm), five speed levels, and interchangeable cartridges including 12-pin and 36-pin options. It suits at-home users and professionals wanting a portable, rechargeable device for skin rejuvenation and scar/line treatment.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Dr. Pen USA (official)","url":"https://drpenskincare.com/products/dr-pen-ultima-a6-microneedling-pen-with-12-cartridges","currency":"USD","source_country":"US","price":104.0,"price_gbp":77.43,"scraped_at":"2026-06-05T13:22:32.984078"},{"label":"Dr. Pen Online (authorized retailer)","url":"https://drpenonline.com/dr-pen-a6","currency":"USD","source_country":"US","price":129.99,"price_gbp":96.77,"scraped_at":"2026-06-05T13:22:35.973035"},{"label":"SHEIN","url":"https://us.shein.com/Dr-pen-Dr-Pen-Ultima-A6-Professional-Microneedling-Pen-With-2-Cartridges-In-Hard-Case-5-Speed-Wireless-Rechargable-Electric-Microneedling-p-72031623.html","currency":"USD","source_country":"US","price":53.81,"price_gbp":40.06,"scraped_at":"2026-06-05T13:22:38.896302"}]},{"brand":"Dr. Pen","model":"Ultima A7","price_gbp":11.17,"origin_country":null,"specs":{"autopilot":null,"power_source":null,"needle_length":"0.25mm to 2.0mm","needle_density":null,"speed_settings":"5 speed levels (12000 - 18000 RPM)","number_of_needles":"9 / 12 / 24 / 36 / 42 / Nano"},"confidence_score":null,"summary":"The Dr. Pen Ultima A7 is a motorized microneedling pen with adjustable needle depth (0.25mm-2.0mm) and multiple cartridge options for face and body. It offers five speed settings (12,000-18,000 RPM) and suits experienced at-home users and professionals seeking a versatile, cartridge-based microneedling device.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Dr. Pen USA","url":"https://drpen-usa.com/products/dr-pen-a7","currency":"USD","source_country":"US","price":179.95,"price_gbp":133.97,"scraped_at":"2026-06-05T13:22:18.937366"},{"label":"Nasvita","url":"https://nasvita.com/products/dr-pen-ultima-a7-derma-pen-needle-cartridge","currency":"USD","source_country":"US","price":15.0,"price_gbp":11.17,"scraped_at":"2026-06-05T13:22:21.873252"}]},{"brand":"Dr. Pen","model":"Ultima M8","price_gbp":81.88,"origin_country":null,"specs":{"autopilot":null,"power_source":"Wired cable or Wireless battery","needle_length":"0.25~2.5mm","needle_density":null,"speed_settings":"6 Levels","number_of_needles":"11/16/24/36/42"},"confidence_score":null,"summary":"The Dr. Pen Ultima M8 is a rechargeable microneedling pen with adjustable needle length up to 2.5mm, multiple disposable cartridge options, and six speed settings for professional or home use. It suits users wanting a versatile device for skin rejuvenation, scar reduction, and enhanced topical product absorption.","pros":null,"cons":null,"ideal_for":null,"sources":[{"label":"Dr. Pen Online","url":"https://drpenonline.com/dr-pen-m8","currency":"USD","source_country":"US","price":109.99,"price_gbp":81.88,"scraped_at":"2026-06-05T13:22:01.975892"},{"label":"Choicy Beauty","url":"https://www.choicybeauty.com/dr-pen-ultima-m8.html","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-05T13:22:04.859018"},{"label":"Tennessee Essentials via GoSupps","url":"https://www.gosupps.com/tennessee-essentials-dr-pen-m8-w-microneedling-pen-with-5-sets-of-2pcs-16-pins-2pcs-36-pins-1pcs-nano-pin-cartridges-adjustable-size-0-25mm-to-2-5mm-microneedle-dermapen-for-face-body-home-use.html","currency":"USD","source_country":"US","price":169.99,"price_gbp":126.55,"scraped_at":"2026-06-05T13:22:07.836600"}]}]}