Feature: 1. The DIN rail time switch is made of high-quality ABS plastic, ensuring durability and long-term use. 2. The digital LCD display shows date, time, and calendar, making it a practical choice for home or office use. 3. Timer programming can be set by day or week; summer and winter time settings are supported. The display supports 6 languages: EN, FR, DE, IT, ES, PT. 4. To operate without external power supply, press the Menu button; three blinking dots will appear in the center of the screen, indicating power reserve mode. To operate with external power supply, connect the voltage to terminals labeled L and N. When voltage is applied, two dots will blink. 5. Relay contacts operate only when supply voltage is applied, allowing the timer to be set before connecting power. If programmed, the device displays current time, weekday, summer/winter time setting, and channel status. If not programmed, language must be selected before setting time and date. Specification: Model: AHC812 Material: ABS Voltage: AC 230V, 50Hz Current: 16A Number of Channels: 2 Terminal Load Power: ≤ 2300W (incandescent and halogen lamps), ≤ 170W (energy-saving lamps) Accuracy: ±2 sec/day at 25°C Program Memory: 58 events Item Size: 85 x 65 x 36mm Item Weight: 154g Package Weight: 175g Package Size: 9.6 x 7.1 x 4.5cm Package List: 1 x Timer Switch 1 x User Manual (English)