1. The battery capacity is 400mah. It can support 2 cartridges. 2. Five LED Intelligent lights can reflect the battery capacity. 3. There are five vent holes in the side of battery. It will prevent device from explosion. 4. You can clearly see the oil capacity from cartridge. 5. There is a Micro USB port. It is easier to charge.
1 x Hiro Pod vape pen 1 x Extra Pod cartridge 1 x Micro USB cable 1 x User Manual 1 x Qualified card