2.4GHz WLAN (WiFi) to RS232/485 gateway max.20dbm transmission power (1Km) DC12V Model: H2 WI-232/485-20. Reliability: AutomaticRe -connection (STA). Supporting file transmission. Net weight 130g. 3 Month (Power Adapter). Robustness: Aluminum-Alloy case,wide range working temperature -30°~+85°. byJuly 4, 2026