Features: High quality replacement for door open button or other switches, widely used in elevator controllers, automobiles, household appliances, machine tools, alarm systems, and other automatic control applications. Automatic switch designed for automatic regulation with self-locking function, providing safety protection and circuit conversion. Operates at 315MHz and 433MHz frequencies for reliable signal transmission and reception. Constructed with high-quality plastic material and professional PCB circuit board, ensuring safe operation without noise or spark, while being resistant to corrosion, moisture, and vibration. Includes a portable remote control for convenient remote operation. Signal can penetrate walls, floors, and doors, enabling stable control of the receiver within a reliable range of up to 50 meters in open area. Lightweight and compact design for easy portability and installation, simple to use. Specifications: Product name: DC 6 Way Remote Control Switch Working voltage: DC 12V-36V Signal frequency: 315MHz, 433MHz (optional) Product dimensions: 95 x 62 x 29mm Note: No retail packaging included. Slight variations of up to 1cm may occur due to manual measurement. Please verify compatibility before purchase. Color may vary slightly due to monitor display differences. Package includes: 1 Set x Wireless Remote Control Switch