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• + How to install the interconnected siren for extending communication signal?
• + Why the detector designed with sealed battery,it’s difficult to change battery?
• + What do i need to make easy write code on Zigbee module about this hardware for connecting to our hotel system?
• + We have test the matter H&T device in HA system.What could cause the temperature and humidity detector to only display signal strength and battery level?
• + Does it have a setting for changing the occupied to unoccupied time for matter motion sensor M1-M？
• + How do devices in the interconnect exchange information?Is it a mesh?
• + How are new alarms added into the interconnect group?
• + We plan to independently develop a Wi-Fi module for the cascading gateway to connect to the central monitoring system, while also supporting the connection of Heiman's cascading sub-devices. What materials are required?
• + Why the interconnected siren and fire button of RF444 show "unknown" after adding to the gateway?
• + Why is the consistency of the air quality detector WS3AQ different when it is powered by adaptor and battery?
• + The fall detector intermittently flashes LED light when powered on, it cannot be connected to the network. What could be the reason?
• + Does the platform at https://living.heiman.cn/api-living/ support full brand/model/key retrieval for all appliances (TVs, ACs, Set-top boxes, etc.)?
• + How to troubleshoot the errors reported during the registration process when Samsung station is added to the SmartThings APP?
• + Will the product HM-618PH-NB send a heartbeat signal to confirm with the network base station? Will the notification be sent only when there is an alarm message or can it be set?
• + Is there a recommended coverage range for CO detectors?
• + how to integrate the interlink sensors directly into our gateway?
• + What function does the air quality device HS8AQ-1 has?
• + How to configure and setup steps for the infrared controller getting from the codebase?
• + I have a system with about 37 devices connected but it takes several refreshes to display all the devices. What is the cause?
• + What’s the wall penetration distance and maximum distance of your HM-638PHW smoke alarm?