Programmable: 5 + 2, 6 + 1 or 7 dPXCL of weekly programming with a maximum of 6 periods (can be set different time and temp for each period) a day schedule to maximize comfort and economy. Manual mode available to suspend configured schedules, override it with the current setting according to your needs Power-off memory: when the power suddenly cuts off and transmits again, the machine works on the continuation of the status of the procedure before turning off automatically Child lock: it is designed to help prevent children from getting to any dangerous content or function operated by mistake Elegant touch screen: the Touch-Screen makes planning , easy change and override temperature with a large, clear and intuitive display on the guide text screen Compatibility: for 3A water heating system, can be used with water valves and actuator thermal etc. Package Contents 1 * Thermostat 2 * Installation Screws 1 * User Manual (English Version) Color: Black Size: 86*86*14mm Quantity delivered: 1 piece