21MM 188N Small Compact Electric Linear Actuator Perfect for Narrow Spaces (Model 0041743) DC 12.6V 1A Lithium Battery Charger Frequency Range: 300~450MHz

Frequency Range: 300~450MHz

you can use it to extend the distance between the linear actuators and synchronization controller

It can operate four electric linear actuators C / F to run completely synchronously

you can also choose to retain the original standard retraction length of 225 mm

you can use two window openers at the same time

21MM 188N Small Compact Electric Linear Actuator Perfect for Narrow Spaces (Model 0041743) DC 12.6V 1A Lithium Battery Charger Frequency Range: 300~450MHzThis is a 21 mm small compact electric linear actuator, small, light, quiet and very durable. Suitable for applications that require limited space and minimal force. Mainly used for small doors, windows, furniture, medical & health equipment, agricultural machinery, vehicles, ships, drones, aircraft models, car models, ship models, robotics, remote controls (RC) and so on. It can open, close, push, pull, rise and drop these devices. Key Features: High