The first version.
Opensafe is the APP with the door sensor alarm device of the same name, this is a technology product researched and developed by King Technologies Co., Ltd. APP with door sensor alarm device help users control and follow the status of your home anywhere, anytime. APP has an intuitive interface, multilingual, easy to use and suitable for all devices of users. When the door of your house has any status change that does not match the original installation. The App will send you an alert message, a call or an alarm depending on your initial choice of settings.
Find out more about us at: https://opensafe.opennet.com.kh