High-concerned chemical : None<br>Model Number : MGS100<br>Brand Name : meross<br>Origin : Mainland China<br>Certification : CE,FCC,RoHS,weee<br>Input : 5V 1.0A DC<br>Button : 1 x Reset button<br>LED : 1 x Status LED<br>Dimensions (W x D x H) : 3.7 x 1.8 x 0.9 in. or 9.4 x 4.0 x 2.3 cm<br>Power Cord : 4.9 ft long or 1.5 meters long<br>Sensor Wire : 23 ft long or 7 meters long<br>Feature : A small but powerful companion device to your existing garage door opener.,Support Apple HomeKit, Amazon Alexa, Google Assistant, SmartThings.,Compatible with over 200 brands and 1600 different models. Supported by the latest garage opener models as well as the old garage openers produced in the 1990s.,Get alerts when your garage door opens, closes, opens for a long time, or is forgotten to be closed at bedtime.<br>Wireless Standards : IEEE 802.11 b/g/n, 2.4GHz, 1T1R<br>Wireless Security : Support 64/128 bit WEP, WPA-PSK/WPA2-PSK *Does not support Enterprise Wi-Fi.<br>Certifications : US/CA: FCC, IC, ETL,EU: CE, RoHS, WEEE<br>System Requirements : Smartphone running iOS 9* or later, Android 4.1 or later Existing Wi-Fi network *HomeKit version requires iOS 13.0 or later.<br>