51 nee should sign two copies of the aforementioned information, one to be retained by the person deprived of liberty and the other one by the Police. Police Station in Sečanj93: Alarm mechanism for calling police officers shall be installed within the police detention premises. Detention facilities should be covered by video surveillance system, providing at the same time storing and archiving of the recorded material, in order to ensure protection and security of the detainees, as well as to reduce the risk of violence and other incidents that may jeopardize their safety. Metal window panels should be replaced with grid bars, in order to provide sufficient amount of light and fresh air. Detained persons shall be provided one meal of food no later than 6 hours from the time of their deprivation of liberty, and if the duration of detention is in excess of 12 hours, detained person shall be provided three meals a day (breakfast, lunch and supper). Detained persons shall also be provided with sufficient quantities of drinking water in original plastic containers. A leaflet containing information about the rights of the detainees, besides in Serbian and English, should also be available in languages of the national minorities living in the territory under jurisdiction of the Police Station. Each detainee should sign two copies of the aforementioned information, one to be retained by the person deprived of liberty and the other one by the Police. Police Station in Novi Bečej94: Alarm mechanism for calling police officers shall be installed within the police detention premises. Detention facilities should be covered by video surveillance system, providing at the same time storing and archiving of the recorded material, in order to ensure protection and security of the detainees, as well as to reduce the risk of violence and other incidents that may jeopardize their safety. Maintain toilet hygiene on a regular basis, assuring that detainees can fulfill their physiological needs in clean and decent conditions. Detained persons shall be provided one meal of food no later than 6 hours from the time of their deprivation of liberty, and if the duration of detention is in excess of 12 ho93 94 Report on the visit to the Police Station in Sečanj, February 2012, No71-38/12 Report on the visit to the Police Station in Novi Bečej, February 2012, N0 71-36/12