Requirements

Wi-Fi
Frequency Band 2.4GHz (Not available for 5GHz)
Security WEP / WPA / WPA2
Wireless Standards 802.11 b/g/n

Wi-Fi support devices (PC, smartphone, tablet etc)
OS Windows・macOS・Linux・iOS・Android (4.1 or more)
Web Browser Safari・Google Chrome・Firefox (Android users need this app to use).

Hardware spec
Well 4x4
Temperature transition speed TODO
Power consumption TODO
Power type TODO
Dimension TODO
Weight TODO