Yeebline USB DC 5V to 12V Step Up Power Converter, 2-Pack 3ft USB to DC 12V Adapter Cable Cord with DC Jack 5.5 x 2.1mm for Fan, Table Lamp, Piano Keyboard, Bluetooth Audio

👉 【USB STEP UP BOOST CONVERTER】Input Voltage: DC 5V; Output Voltage: DC 12V; Max Current: 0.5A; Cable Length: 1M/3FT., 👉 【WARMLY TIPS】USB Input: 5V 2A male. Pls Make Sure the current is 2A or the device may not work. Not suitable for high current equipment., 👉 【IMPORTANT NOTE】USB to 12V volt cable with DC 5.5mm x 2.1mm connection, not other sizes. PLEASE DUBLE CHECK YOUR DEVICE ABOUT THIS BEFORE PURCHASE!, 👉 【WIDE RANGE OF APPLICATIONS】Widely usage, great convenient for different kinds of devices such as Fan, Table Lamp, Piano Keyboard, Bluetooth Audio, Wireless Router, Speakers that requires for 12V power, also can be used to power the router via power bank if power down., 👉 【SECURITY】12V to usb voltage adapter has built-in upgraded smart IC chip, which provides perfect overcurrent, overvoltage, overload or short circuit protection for your equipment, safe and reliable.