Model SC21 network 10Base-T/100Base-TX USB Type A (for wireless adapter/USB memory) Mini B (for console settings) protocol SNMP, HTTP, HTTPS, SSH, Telnet, Ping, SMTP, etc. MIB SWC2 (dedicated to original SC21), UPS MIB (RFC1628) Use ambient temperature/humidity -10~55℃, 10~90%RH (no condensation) Storage ambient temperature/humidity -20~55℃, 10~90%RH (no condensation) Maximum power consumption 3W 6W (when using USB) Body external dimensions (W×D×H) 60×130×19 mm Body mass about 70g Packing dimensions (W×D×H) 233x161x60 mm Packing weight About 400g Noise regulations (compliance standards) VCCI Class B Compatible UPS 100V model BU100RE/BU60RE / BU300RW/BU200RW/BU100RW/BU75RW / BU150R / BU150SW/BU100SW/BU75SW/BU50SW / BL100T/BL75T/BL50T / BN300R/BN150R/BN75R / BN150XR / BN300T/BN220T/BN150T/BN100T/BN75T/BN50T Compatible UPS 200V model BU5002R / BU3002R / BU3002RH / BU3002SW/BU1002SW Recommended browser Windows Internet Explorer 11 Recommended browser Mac Safari 11 and above Recommended browser Linux Firefox ESR 52 and above Compatible wireless LAN adapter EW-7811Un made by EDIMAX Operation confirmed USB memory BUFFALO RUF3-AL032G, GREEN HOUSE GH-UF3TA32G *1 Do not use this port for charging. Also, do not connect USB devices that require a current exceeding 100mA.