{"product_id":"supreme-trimmer-vader-st3778-professional-cordless-barber-liner-long","title":"Supreme Trimmer Vader ST3778 Professional Cordless Barber Liner - Long","description":"\u003cp\u003eIn this review the Supreme Trimmer Vader ST3778 is evaluated as a barber-grade cordless liner that also suits home users who want precise edge work. The bottom line: it is for anyone who needs a powerful, long-running trimmer for crisp line work and fades, with the single biggest reason to buy being the combination of a 7000 RPM motor and a Zero Gap DLC T-blade that delivers consistently sharp results and smooth cutting for beard, hair and body grooming.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7000 RPM motor:\u003c\/strong\u003e Provides professional-grade power for clean, accurate cuts and steady performance during detailed edging and fades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero Gap DLC T-Blade:\u003c\/strong\u003e Diamond-Like Carbon coating keeps the blade sharp and reduces snags for crisp line work on all hair types.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e210 minute runtime:\u003c\/strong\u003e A long-lasting lithium battery supports extended cordless use between charges, suitable for multiple clients or travel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C fast charging:\u003c\/strong\u003e Recharges quickly via USB-C or charging dock and works with worldwide voltage for convenience on the go.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight ergonomic design:\u003c\/strong\u003e Slim Vader body offers a secure grip and reduces hand fatigue during long sessions or barber shifts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED battery display and kit inclusions:\u003c\/strong\u003e Real-time battery info plus 3 guide combs, charging stand, 2 USB-C cables, oil, brush, blade guard and travel bag make it ready to use out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Vader ST3778 is aimed at barbers and serious home groomers who want a dedicated trimmer for crisp edge-ups, line work and close detailing across beard, hair and body. Its powerful motor and DLC T-blade are suited to professionals who need a dependable tool that handles different hair textures without tugging.\u003c\/p\u003e\n\u003cp\u003eThose who primarily need a full-size clipper for heavy bulk cutting or who prefer rotary-style heads for scissor-over-comb work should look elsewhere; this model excels at precision finishing rather than bulk cutting. Users who dislike very sharp blades may want to take care when first using the zero gap T-blade.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStrong cutting performance from the 7000 RPM motor for accurate trims and fades.\u003c\/li\u003e\n\u003cli\u003eZero Gap DLC T-blade stays sharp and reduces snagging for smooth edge-ups.\u003c\/li\u003e\n\u003cli\u003eImpressive 210 minute cordless runtime with USB-C charging and LED battery display for clear status.\u003c\/li\u003e\n\u003cli\u003eLightweight, ergonomic build and a complete kit make it practical for travel and professional use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users may find the T-blade extremely sharp at first and will need to adjust technique for close work.\u003c\/li\u003e\n\u003cli\u003eDesigned for precision finishing rather than heavy bulk hair removal, so it may not replace a full-size clipper for all tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSupreme Trimmer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor speed\u003c\/td\u003e\n\u003ctd\u003e7000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade type\u003c\/td\u003e\n\u003ctd\u003eZero Gap DLC T-blade (Diamond-Like Carbon)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery runtime\u003c\/td\u003e\n\u003ctd\u003eUp to 210 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging\u003c\/td\u003e\n\u003ctd\u003eUSB-C fast charging and charging dock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded accessories\u003c\/td\u003e\n\u003ctd\u003e3 guide combs (13mm), charging stand, 2 USB-C cables, oil, brush, blade guard, travel bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Vader ST3778 is a strong choice for barbers and dedicated home groomers who need precise, reliable trimming and long cordless runtime. Its powerful motor, DLC T-blade and thoughtful kit deliver good value for edge-ups and detailed work, though it is best paired with a full-size clipper if heavy bulk cutting is required.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last on a single charge?\u003c\/strong\u003e\u003cbr\u003eThe lithium battery runs up to 210 minutes per charge and the LED display shows remaining battery so you can plan sessions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the blade be adjusted for zero gap edging?\u003c\/strong\u003e\u003cbr\u003eYes, the Zero Gap DLC T-blade is fully adjustable for close trimming and crisp edge-ups across hair types.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat accessories are included?\u003c\/strong\u003e\u003cbr\u003eThe kit includes 3 guide combs (13mm), a charging stand, 2 USB-C cables, blade oil, cleaning brush, blade guard and a travel bag.\u003c\/p\u003e","brand":"Supreme Trimmer","offers":[{"title":"Default Title","offer_id":48199780991195,"sku":"B0C5BFV31K","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41EhBJrsHvL._AC_SL1080.jpg?v=1770272359","url":"https:\/\/gearmusthave.com\/products\/supreme-trimmer-vader-st3778-professional-cordless-barber-liner-long","provider":"GearMustHave","version":"1.0","type":"link"}