9v 2a adapters usb in comparison

Magnetisches USB Kabel mit einem Kopf mit austauschbarer Spitze ausgestattet Geeignet zum Laden und Datenübertragung

Input 5.5x2.1mm port is for 12-13V 2A,5.5x2.1mm port output is for 12V 2Amax,5.5x2.1mm port output is for 9V 1A,USB output is 5V2A,Suitable for wifi Router LED Strip CCTV Camera and more 5V 9V 12V device.

Fast Samsung Charger This mobile phone charger with USB port delivers up to 15W output power. It charges your phone quickly from 0 to 50% in just 30 minutes, up to 3X faster than a normal standard charger . It comes with a 1.5M USB to Type-C cable. It produces a current of 9V with 2A.

Featuring real time LCD display, this charging adapter allows you to each battery charging, capacity, and remaining time, while its intelligent chip adjusts current for optimals and efficiency.

AC Input Voltage 100-240V 50 60Hz;DC Output Voltage 3V 4.5V 5V 6V 7.5V 9V 12V. Output Current 2.5A(2500mA). Output Power 6W 9W 10W 12W 15W 18W 24W,MAX 30W.Note Since there are many kinds of adapter output voltages and output current,if you can't confirm what voltage and current your device needs,please contact us first.(or check the device's voltage and current parameters) to avoid damage your devices.

Includes a Huawei Charger 2.0A + Generic USB Type C Cable

About the cable The USB input is 5V 2A male, please make sure the current is 2A, otherwise the device may not work. The DC output is 9.0V, the maximum current is 0.8A. Note Not suitable for high current devices.

Wide Compatibility This 30w International power adapter is equipped with 5V 2.1A Micro USB plug and 8 adapter tips, the adjustable voltage range is 3V to 12V, and the maximum current is 2000mA, which can meet your various needs. Suitable for various DC household appliances, such as scales, routers, speakers, doorbells, tablets, LED light bars, fish tanks, CCTV camera systems, USB charging cameras, etc.

DC5521 9V 12V boost cable,which can boost the input 5V 2A power supply to 9V 1A or 12V 0.8A, suitable for some low-power appliances,such as routers,small fans,speakers,etc

Multifunctional Power Adaptor - 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.)

Versatile Outputs Output options include usb 5v 2a, dc9v 2a, and 12v 2a, supporting various devices. safe to use with against short circuits and more.

With independents charging slots and comprehensive protections mechanisms like overcharge and short circuits prevention, this charging adapter ensures both convenience and for all your battery needs.