Just bought a koocu mini soldering iron 5V run with power bank and mobile charger

Just bought a KOOCU mini soldering iron 5V run with power bank and mobile charger

Mini Koocu Soldering Iron 

KOOCU mini soldering iron features :

• Heat up within 10 seconds.
• It's so thin , so you can use it any where.
• You can carry it on pocket.
• Cool down in 10 seconds.
• Run on 5V so you can use with Power bank .
• Run with laptop and computer usb port.
• Run with any 5V power .
• You can work without electricity .
• Led signal for power connected .

I just love this soldering iron , I am working with it and it working fine on my side .

Price of mini KOOCU soldering iron :  I got it on 350 BDT .So it will be 4.50 USD approximately .