The Device should be charged with a 1 amp charging source because it cannot handle higher voltage than 1 amp. You can connect its micro USB cable with your laptop, smart TV or games console for device charging. Features: Innokin Vape Kit Beginner Friendly Long-Lasting 2100mAh Battery 6 – 50W Output Range Supports Mouth To Lung Vaping 2ml E-Liquid Capacity Adjustable Airflow Top Filling