TM630A automatically switches on and off various electric devices at preset times. It is commonly used for programmable control of streetlights, neon signs, lamps, water heaters, air conditioners, electric cookers, boosters, sprayers, bottlers, preheaters, agricultural equipment, and broadcasting devices. The digital timer includes a built-in battery to retain settings during power outages. Features include low power consumption, high-accuracy CMOS chip, strong anti-interference capability, and easy programming. Specifications: 5000 Watt / 30 Amps, 1NO Auto time error correction: +/- 30 seconds per week Dimensions: 10.0 cm x 6.0 cm x 4.5 cm Material: ABS + electronic components Color: White Package Contents: 1 x Timer Switch TM630A 1 x User manual Note: Only the items listed are included. Other products are not included. Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm.