Features: Control mode: by application Transportation: Wifi System: Android / IOS Working voltage: DC 5V-12V Rated switching current: <10A Rated switching voltage: <250V Insulation resistance: 100M Relay maximum pull-in time: 15ms Maximum relay release time: 5ms Working temperature: -40 ℃ ~ 70 ℃ Operating humidity: 40% ~ 80% RH APP control: Note: Use mobile phone or 4G WIFI hotspot to share WIFI router, you can also remote control