What Battery used in an E-cigarette Battery? You know? Many people have doubt for E-cigarette battery before, while finally found base E-cigarette is using a li-polymer battery, it's safe, which is completely eliminate the concerns about the electronic cigarette battery. It usually use Cylindrical Lipo Battery with high rate 10C, like 08500-240mAh, 08570-280mAh, 10500-420mAh, 13700-1100mAh etc. Besides, most of e-cigarette batteries can charge through USB. After separating the e-cigarette, as follows: These batteries also can be used in some cylindrical electronics products, like smartpen... We also did relatively safe certifications for them. More E-cigarette battery list? See below: Professional E-cigarette Battery Models Model High-Rate Voltage Capacity(mAh) Thickness(mm) Width(mm) Length(mm) 08400 10C 3.7 180 / 8 50 08500 10C 3.7 240/260 / 8 ...