10 Best 12v Usb Power Supplies of January 2021

  1. Product Highlights
    • It comes with an original 5.5x2.5mm tip (inside"+", outside"-") and 14pcs frequently used tips: 6.5x4.4mm+pin, 5.5x2.1mm, 5.5x3.0mm+pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, micro-usb, type-c and dc terminal connector. we especially add a reverse polarity converter, which will double its application scope.
    • Built-in multiple safety protection systems. automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. we focus on producing premium quality and safety power adapters. no noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.
    • Input: ac 100~240v, 50/60hz; output: dc 3v 4.5v 5v 6v 7.5v 9v 12v adjustable, max 2.5a 30w; it can supply with any amp less than 3a, such as 300ma 500ma 800ma 1a 1.2a 1.5a 1.8a 2a 2.1a 2.2a 2.4a 2.5a. equipped with a 5v 2.1a usb port at the bottom, you can connect any standard usb cable to it. (usb cable not included).
    • The 30w all-in-one multipurpose ac/dc adapter fit for many 3~12v under 30w small electronics such as led strips, under-cabinet light, tv box, smart speaks, wireless routers, essential oil diffuser humidifier, usb fan, wifi ip camera, usb hub, hard disk box, cd player, dvd player, dc motor, dc pump, digital photo frame, dvr nvr surveillance system etc.
    • Please choose correct voltage before plug it to your device. wrong voltage may damage your device. we recommend to use less than 80% of the full load. we always stand behind our products. if there is any issue, please feel free to contact us. we have 30 days money back guarantee, 24 months exchange. email: [email protected]
  2. Product Highlights
    • 【dual qc3.0 usb ports car charger】 sunnytrip quick charge 3.0 car charger designed with two 18w / 3a quick charge 3.0 fast charging usb ports, it charges two compatible devices simultaneously up to 4 times faster than traditional charger. it also backwards suitable for quick charge 2.0 & 1.0. fits for all popular usb devices like iphone, ipad, samsung, tablet, mp3, smar...
    • 【easy installation】 this socket size fits most automobiles’ dash panel. connect "+" to fuse box for electricity, "-" to negative pole. also, it can be wired with an on/off switch, then you can turn it off to save battery.
    • 【aluminum casing】 sunnytrip 12v / 24v usb car charger equipped with aluminum appearance. different to traditional plastic charger adapter, sunnytrip usb charger socket metal appearance can always keep it like new and better heat dissipation. moreover, thanks to its protective cap design, this usb car charger not only can use on car but also an excellent accessories for ...
    • 【digital led display】 sunnytrip 12 volt usb port for car features a blue integrated led volt meter. this cigarette lighter usb charger adapter monitories the vehicle's battery automatically and indicating the battery voltage on the charger center place, so that you could know the health of battery while driving and avoid voltage abnormal issue. please pay attention when...
    • 【safety protection】 sunnytrip usb car charger 2 port certified by ce & rohs with over-heat, over-current, over-voltage, overload, under-voltage and short-circuit protections. sunnytrip usb port for car comes with a built-in 10a fuse wire can better protects your battery.
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  3. Product Highlights
    • ✅upgraded version power supply - made of compact material. newly designed adapter plugs to make this adapter plugged in more easily, new 57.1 inches cable in length, adding a magnet ring and led terminal connector. there is also a micro usb plug so this item can also function as an adaptor to turn any usb cable into a charger, such as usb charging camera.
    • ✅multifunctional 30w adapter - variable voltage is easy to select, you can converts to different voltage with ease using the provided key. 5.5mm*2.1mm dc power cable connector plug, easy to connect and practical to use. supporting dc 12v-2a or 12v-1.5a appliances.[note: dc plug polarity: inner positive(+), outer negative(-), polarity is not reversible.]
    • ✅universal ac/dc adapter - ac input:100-240v 0.25a 50/60hz, dc output:3v/4.5v/5v/6v/7.5v/9v/12v. advanced secure technique, with full protection of over voltages/ over current/ short circuits/ over temperature. [ buy soulbay new !!]
    • ✅all-in-one adapter - this 30w replacement ac adapter comes with 8 interchangeable tips, which makes it fits 95% of ac/dc home appliances, such as 3v to 12v household electronics, tablet pc, scales, routers, speakers, led strip lights, cctv camera system, usb charging camera, and so on.
    • ✅exactly what you are looking for - reasonably priced, versatile adjustable charger, different sizes of output and different levels of voltage. safe to operate, handy to set up at the correct voltage and easy to attach the adapter plugs. any issue for the product, please keep free to contact us before returning. we always stand behind and offer fantastic after-sale supp...
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