Cavo Convertitore USB Boost 5V Passo fino a 9V 12V Convertitore di Tensione 1A Step-up
USB boost cable 1. Interface nature: USB to DC round hole. Product interface: USB to DC3.5mm/USB to DC5.5mm. Maximum output current: 9V1A 12V0.8A. 3.5X1.35 adapter 1. 2 kinds of DC interface suitable for different jacks for a wider range.