High-quality materials: The electric chair switch is made of high-quality plastic materials, durable and resistant to damage, offering high precision and accurate control. Save time and effort. The switch features a hanging hole on the back, allowing it to be hung on the fabric loop of the sofa. High compatibility: Suitable for most major brands and models of recliners, including Okin, Tranquil Easy, Limoss, Delta, and Betadrive. Compatible with hand controls with or without quick disconnect. Wide application: The electric sofa controller is widely used in electric sofas, massage chairs, electric medical beds, office chairs, recliners, TV chairs, and lift chairs. Note: All measurements are manually taken; please allow 1-3 cm variation. Due to differences in lighting and display, slight color variations may occur. Please refer to the actual product received.