VapeCity USB Charger VapeCity $1.99 was $3.99 3 cm length - $1.99 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. VapeCity USB charger. Used to charge your battery from any computer device which has a USB input. Can also be used with our wall adapter unit by eStick. Also available in 3cm length for only $2.99.