WiFi and Ethernet Cable, it supports external RS485 probe with audio plug.
Size and Weight: 5.98 x 3.54 x 2.16, 474 ± 3g
Screen: 4 LCD with backlight
Sensors:
temperature: -4℉ to 140℉(-20℃ to 60℃)
accuracy: ±0.3℃
humidity: 10% to 90%
accuracy: ±3% RH
ambient light: 0.01 to 83K lux
accuracy: ±2%
Power Supply: built-in lithium battery can be charged by Type-C USB, DC (5V-12V) charger, Ethemet cable (POE splitter needs purchase separately)
Operation System: iOS 11+, Android 8.1+, or Windows 7+, or macOS v10.8+
Internal Memory: 300,000 sensing records
WiFi Information:
supports 20MHz or -Auto- setting supports OPEN, WEP, or WPA/WPA2 types, WPA2-Enterprise (802.1x / RADIUS authentication) network is not supported
requires 2.4GHz (802.11 b / g / n), channels 1-13 network (5GHz WiFi is NOT supported)
Ethernet Cable:
supports Auto Negotiation (Full and half duptex, 10 and 100-based)