Just look at the availability of the item to know the delivery time.
In stock at the supplier = item dispatched within 5-7 working days
In stock in Lausanne = item shipped within 24-48 hours.
We offer this payment method with our partner Powerpay. Just choose this option when ordering. If it does not appear, you must contact them via this link: https://services.mfgroup.ch/en/commande-sur-facture-indisponible