Features and DetailsIntelligent Door Opener: Our energy-saving automatic door opener adopts the wide voltage technique, workable with input voltages of AC100V to AC240V, ensuring sufficient power and security. It will re-open the door if it senses an object in the closing path and it''s CE approved.Automatically and Manually: The automatic mode is equipped with sensitive 2.4G wireless communication technology, the swing door operator provides high-frequency consistency and stability between the transceiver. You can also choose methods from the devices we provided: 2 exit buttons, 2 pushbuttons, a keypad, and 5 ID cards. In manual mode, the door opens with slight pressure and closes slowly, convenient for the disabled.Wireless Controller: You will get a wireless controller to switch the status of the handicap door opener to fit your requirements. The 4 modes are automatic, manual, resetting mode, and hold-open. Note: The 315 MHz remote control can reach a distance of 33 ft (10 m).Easy Installation: We provide a kit with complete accessories and detailed instructions for quick installation. You should choose the right doors for perfect use. Suitable door width: 21.6-47 in (550-1200 mm); max. door frame depth: 17.7 in (450 mm); max. door weight: 220 lbs (100 kg). Please distinguish the push or pull arm from the right and smooth inswing or outswing opening.Wide Application: This handicap automatic door opener is designed to securely open and close your door with a small force and has the capabilities of automatically and manually opening and closing"”Well-received for offices, hospitals, elderly homes, banks, commercial locations, etc.Package Content1 x Door Opener2 x 2.4G Microwave Sensor1 x Push Arm1 x Pull Arm2 x Push Button1 x Receiver2 x Exit Button1 x Keypad5 x ID Card1 x Installation KitSpecificationsModel: VV-LBKMJ-450Voltage: 100-240 VAC +/-10%Motor: DC 24 V Brushless MotorPower Consumption: 50 WOpening Time: 3-7 sHold Open Time: 1-30 sSuggested Opening Angle: 90 degreeMax. Opening Angle: 120 degreeMax. Door Weight: 220 lbs/ 100 kgMax. Door Frame Depth: 17.7 in/ 45 cmDoor Width: 21.6-47 in/ 55-120 cmEnvironment Temperature: -4-122 degreeF/ -20-50 degreeCItem Size(L x W x H): 20.5 x 3.2 x 3.7 in/ 52 x 8.2 x 9.5 cm