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USB Multifunction Tester Digital Display USB Booster 5V to 9V/12V USB to DC
Features: 3.5mm interface is better, stable, consistent with smartphone headset hole size. The utility model is suitable for supplying power to routers, light cats and other devices by power bank USB interface Product interface: USB to DC3.5mm/USB to DC5.5mm DC3.5mm interface specification: outer diameter 3.5mm, inner diameter 1.35mm DC5.5mm interface specification: outer diameter 5.5mm, inner diameter 2.1mm Plug level: internal "+" and external "-" The difference between the three lines: 5V: simple power line, USB input 5V, power DC plug output 5V. 9V step-up line:with step-up components, the USB input 5V voltage step-up to 9V through the components , less than 2A. 12V: with step-up components, the USB input 5V voltage step-up to 12V through the components , less than 1.5A.
Specifications: Material: plastic and electronic component Color:black Size:67*24*15mm Cable length:1m Model: KWS-912V Interface properties:USB to DC round hole Voltage input: 5V Voltage Output: 9V/12V Max Output current:9V 2A,12V 1.5A
Package Included: 1 x USB multifunction tester 1 x 3.5*1.35 adapter Warm tip: (1) 9V/12V step-up line USB power supply port, please do not connect to computer USB port. (2) 9V/12V step-up line current output is less than 2A. If your router / light cat current is more than 2A, it cannot be used.