Security Network Services Home Alarm GSM/WIFI home security home alarm system HY-W20 is a new DIY alarm panel, which has WIFI and GSM two network backup, when fails to connect network transfer to GSM automatically.Also can update firmware remotely by users.Built-in high power capacity 800mAh...
GSM/WIFI home security home alarm system HY-W20 is a new DIY alarm panel, which has WIFI and GSM two network backup, when fails to connect network transfer to GSM automatically.Also can update firmware remotely by users.Built-in high power capacity 800mAh 3.7V lithium battery can be standby 8 hours at least.Support IOS and Android APP software, user operate and program alarm host via app software.