1. US plug , come with UL approval.
2. Double USB power out .
3. BIO V2 can charge Big size battery like 26650, 26500, 22650 battery.
4. Charging Mode: 0.5A, 1A , 2A.
5. Can use spacers also. When battery size less than 16340 size, then you have to buy spacers. Between battery size 16340-26650 no need spacers.
6. Input : 12V 2A
7. Out put: 4.2V - 2 X 2A or 2 X 1A or 2 X 0.5A
8. USB out put : 5V 1A and 5V 0.5A
Apply to 3.7v Rechargeable 14500/14650/16340/17500/17650/18490/18500/18650/18700/22650/25500/26650 Li-ion batteries.
9. CC/CV charging System.
10. Reverse-polarity protection.