Try searching 510 battery for thick oil. Preferably one with a pre heat function as the carts tend to clog some times.
A £10 battery is just fine if your chugging on a 50/50 cart. Probably won't need more then 3 puffs a session.
A £10 battery is just fine if your chugging on a 50/50 cart. Probably won't need more then 3 puffs a session.