help finding first pcp diving bottle

[ngbacon 0]

im getting an s400 in a week or so and it will be my first precharge can anyone tell me what bottle/or pump to get bearing in mind i wont have much money left and how many fills will this size do for me before it needs refilling.

i was told about 5ltr 300bar. any help greatly appreciated

thanks

[olim 28]

a 3 litre 300 bar does me fine, better picking one up second hand as it will be alot cheaper. keep an eye out in the for sale section, the bottles have a 4 or 5 year test which can be renewed when it runs out.