The Ohm Brew Refill Bar is a disposable that you can refill up to 15 times. It can hold up to 2ml of e-liquid and has a 400mAh battery. The Refill Bar can be refilled up to 15 times and comes included with a USB-C charging cable. The Refill Bar is a great option for those who want the convenience of a disposable with the option of using almost any e-liquid they would like. The Ohm Brew Refill Bar works best with e-liquids that have 30%-70% VG.