dir 2011/83 art. 8 nr. 4: trader shall provide, on that particular means prior to the conclusion of such a contract, at least the pre-contractual information regarding the main characteristics of the goods or services, the identity of the trader, the total price, the right of withdrawal, the duration of the contract and, if the contract is of indeterminate duration, the conditions for terminating the contract, as referred to in points (a), (b), (e), (h) and (o) of Article 6(1).