There are 2 products.
Kado - Stealth Replacement Pod
These are replacement pods for the Kado - Stealth Starter kit. These refillable cartridges contain a capacity of 2mL and has a resistance of 1.5ohms.
Kado - Stealth Ultra Portable Starter Kit
The Stealth is probably the most versatile refillable closed system pod style device that features a draw activated firing and a 2ml refillable cartridge. Build within the device of this little guy has a beefy 450mAh internal battery that is charged via USB. Simple, Sleek, Ergonomic. Nuff' said.