Features: 1Easy to Install: The installation of the linear actuator does not require a complex process which is very effort saving. 2ABS Aluminum Shell: With aluminum tube and ABS plastic shell the thick electric linear actuator is rust free and has super strength. 3Limit Switch: With built in sensitive limit switch which can prevent the motor from dry burning the linear actuator is safe and reliable to use. 4Wide Compatibility: The linear actuator are adjustable and removable to meet your different needs so you can take it with confidence! 5Wide 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 ActuatorMaterial: ABS Aluminum Weight: Approx. 2258 g / 79.6 ozRF Frequency: 2.4GWireless Distance: Approx. 30m / 98.4ftRemote Control Battery: 2 x AAA batteries (not included)Code Pairing Method: Bidirectional code pairingQuiescent Current: 15MAProtection Mode: Over current protection short circuit protection overheating protection Package List: 1 xElectric Linear Actuator1 x Power1 x Power Cable1 x Controller1 x Receiver1 x Remote Control