Feature:   1. Easy to Install: The installation of the linear actuator does not require a complex process, which is very effort saving.     2. ABS, Aluminum Shell: With aluminum tube and ABS plastic shell, the thick electric linear actuator is rust free and has super strength.     3. Limit Switch: With built in sensitive limit switch, which can prevent the motor from dry burning, the linear actuator is safe and reliable to use.     4. Wide Compatibility: The linear actuator are adjustable and removable to meet your different needs, so you can take it with confidence      5. Wide Application: This linear actuator can be used to open the door, raise the flat screen, and adjust the hospital bed and wheelchair.             Specification:               Item Type: Electric Linear Actuator  Material: ABS, Aluminum   Weight: Approx. 2258 g / 79.6 oz  RF Frequency: 2.4G  Wireless Distance: Approx. 30m / 98.4ft  Remote Control Battery: 2 x AAA batteries (not included)  Code Pairing Method: Bidirectional code pairing  Adapter Voltage: AC 100-240V (US Plug)  Standby Power Consumption: Less than 1W (with wireless receiving board)  Protection Mode: Over current protection, short circuit protection, overheating protection                       Package List:       1 x Electric Linear Actuator       1 x Power        1 x Power Cable        1 x Controller        1 x Receiver        1 x Remote Control