
Jiecang Household Electric Quiet Constant Speed Intelligence Roller Shutter 110V/230V Power Supply AC Linear Tubular Motor with Mechanical Limit Switch. Ultra-Quiet Operation: Helical gear mute design ensures running noise is less than 40dB for a peaceful environment. Dual Voltage Support: Compatible with AC 110V and 230V power supplies for versatile global application. Intelligent Control: Features jog dimming and simple upper/lower limit setting for optimal position control. Comprehensive Safety: Equipped with blocking protection and overheat protection functions for safe operation. Energy Efficient: High-efficiency design reduces power consumption while maintaining constant speed performance. Easy Installation: Includes a 1.5-meter long cable and standard mechanical limit switch for convenient setup. Slim Design: Thin travel head design minimizes light gaps, enhancing aesthetic appeal for roller shutters. Wide Certification: Certified by CE, TUV, UL, PSE, KC, SAA, RoHS, and ISO standards for quality assurance.