4.The details of insurance benefits in the section entitled ‘What is this product?’ of the key information document shall include in a general summary, namely, the key features of the insurance contract, a definition of each benefit included, with an explanatory statement indicating that the value of those benefits is shown in the section entitled ‘What are the risks and what I could get in return’ and information which reflects the typical biometric characteristics of the target retail investors, showing the overall premium, the biometric risk premium that forms part of that overall premium and either the impact of the biometric risk premium on the investment return at the end of the recommended holding period or the impact of the cost part of the biometric risk premium taken into account in the recurring costs of the ‘Costs over the time table’ calculated in accordance with Annex VII. Where the premium is paid in the form of a single lump sum, the details shall include the amount invested. Where the premium is paid periodically, the number of periodic payments, an estimation of the average biometric risk premium as a percentage of the annual premium, and an estimation of the average amount invested shall be included in the information.The details referred to in the first subparagraph shall also include an explanation of the impact of the insurance premium payments, equivalent to the estimated value of insurance benefits, on the returns of the investment for the retail investor.