Two modes to choose from: manual and automatic. The air switch chain structure is designed for enhanced performance. Flame retardant shell made of advanced PC material, resistant to high temperatures. Suitable for various applications, easily meeting the power needs of household appliances and industrial equipment, helping prevent power outages. High-concerned chemical: None Current: 125A Switch type: Knob switch Item type: Switches Type: Generator type Color: As shown Material: PC Specification: 2P Due to different batches, there may be differences in product appearance and printed text, which do not affect use. Package contents: 1 x Changeover switch Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may vary by +/- 1-3 cm.