the batteries are $5 a piece, and the atomizers are $5 a piece when a comlpete kit (2 batts, 2 atomizers,5 carts, charger) cost's $24. Healthcabin. I used to get them for $21 a kit, but i like Amy's customer service better. u Can get 10 batteries, 10 atomizers, 25 carts ETC.. for $146 shipping included.