The automatic door closer is a power door opener that is activated by phone Siri,Phone App and wireless wired handicap push buttons,it is also compatible with Alexa and google assistant,voice control and mobile phone control door available. This automatic door opener operates in both automatic and manual modes,In manual mode, door opens with very little pressure and closes slowly providing easy operation for handicapped or pedestrians With advanced wide voltage technique,it makes the Olide-120B highly adapt to voltage fluctuations between 110-220VAC +/-10%, it can be used in areas almost of the world whether it is a peak in urban power or insufficient power supply in remote areas.More energy saving and durable than ordinary single input voltage. The app control door opener is a kit with an automatically door closer for both inswinging and outswinging doors and two wireless handicap wall buttons as exit buttons for automatic doors. This system is designed to secure your door and build smart home&office,it has the capabilities of automatically and manually opening and closing it as well.The unit comes with electric strike,can not allow others enter if door is locked, a simple yet secure system for areas such as offices, hospitals, elderly homes, banks, commercial locations, and much more. Swing application: one-way inswing or outswing open, single leaf and double leaf standard doors Voltage: 110-220 VAC +/-10% Motor: DC 24V brushless motor Power Consumption: 50W Opening Time: 3-7 sec. @ 90 degrees Hold Open Time: 1-30 sec. Adjustable Max. Door Frame Depth:200mm / 7.87"(the data is only applicable to work with push arm) Door Width: Max. 1200mm / 47.2" Min. 660mm / 26" Max. Opening Angle:120 degrees Environment Temperature: -20C to 50C -4F to 122F Operation noise: Less than 55db Opener size: 21.45''(L)*3.35''(W)*3.74''(H) Opener weight:10kg/ 22LBS 2 pcs Wireless and not hardwired LARGE Fob keychain,working frequency is 315MHz,add up to 15 wireless devices per automatic door opener 1pcs smart home controller,android and IOS system compatible smart home remote controller,workable with phone Siri,Phone App,Alexa and google assistant 2 pcs 304 Stainless steel square 4.5''2.4G wireless&wired handicap push switches and 1pcs high stability receiver Olide-510F 1pcs 304 stainless steel 550lbs fail safety NC electric strike Outswing bracket push arm and inswing bracket pull arm Parameters adjusting hand programmer 2 pcs auto door attention stickers Screw and screw anchors Black and white manual US plug and cords Wireless and wired mode can be easily switched Power Supply:3V(2*1.5V AA battery) Emission Current:12.4mA Life of Battary: more than 20000times Emission distance: more than 30m Static current :≤10UA Working temperature:-42℃∽45℃ Security type:power ON lock,power OFF unlock,fail safety lock Max Pressure Resistance:550lbs Opening Angle:90degrees Opening direction:outwards or inwards Material:304 stainless steel Frequency:433 MHz/315MHHz Compatibility:All Compatible with Phone Siri,Phone App,Amazon Alexa and Google Assistance Frequency Support:IR Signal+RF Signal 315/433Mhz + 2.4G Wifi WiFi:2.4GHz b/g/n APP control for iOS/Android After connecting it with automatic swing door Olide-120b,your alexa and google assistant can control door Since 1992，Olideauto have become one of the leading brands for automatic entry system. Olideauto Value: Supply the high quality affordable automatic entry system with excellent after-sales service. Olideauto Mission: "Make your life more convenient " Care about the old and the people who physically inconvenienced,We develop the smart products which can make their lives more convenient.