Aspire Breeze 2 AIO pod Kit has a built-in 1000mAh battery, it owns an improved filling method compare to its predecessor. The same compact and ergonomic design but a more convenient pod system that holds 2ml capacity e-juice, or a slightly larger 3ml version. It is ergonomic and comfortable to hold. The great U-tech coil technology ensures you a flavorful vape. The 1.0ohm coil is recommended for salt. Just choose what you want and enjoy.