TM615 DIN rail 7-day 24-hour programmable timer switch automatically turns electrical devices on and off at preset times. Widely used for 7-day programmable control of streetlights, neon signs, lamps, water heaters, air conditioners, electric cookers, pumps, sprayers, bottling equipment, preheaters, agricultural systems, and broadcasting devices. This digital timer switch includes a replaceable CR2032 battery to retain settings during power outages. Features low power consumption, high-accuracy CMOS chip, strong anti-interference performance, and easy programming. Product Features: - Suitable for household and panel-mounted applications - 3500 Watt / 16 Amps, 1NO+1NC; also supports 30A / 5000W - Programmable for 24 hours per day, 7 days a week - Replaceable battery preserves memory during power failure - Automatic weekly time error correction within +/- 30 seconds - Supports up to 16 on/off programs per week - Manual on/off control available - Color: White - Material: ABS + electronic components - Size: 9.0 x 4.0 x 7.0 cm Package Contents: 1 x Timer 1 x User Manual Note: Only the items listed are included. Lighting and display differences may cause slight color variations between the image and the actual product. Measurement may vary by +/- 1-3 cm.