Smart Home Automatic 24v DC Window Opener — Electric Remote Control with Tuya App, 100mm -400mm Adjustable

Compact automatic window actuator for smart homes with remote control and Tuya app integration. Power: wide input 100-240V AC, or 110v-240v into 24v for motor — compatible for use in all countries. Stroke adjustment: adjustable stretch length 100-400mm to fit a variety of openings; suitable for windows as small as 470mm. Built for longevity — stainless steel double-layer chain drives the unit smoothly and the mechanism is rated to serve for more than 10000 times open & close. Noise and safety improvements include two flame resistance ABS holders and a POM sliding guide for quieter, more secure operation. Installation is straightforward and the unit is easy to take down for maintenance.