Model: WAR Cooling capacity: 7.1kw ~29.5kw Heating capacity: 8.5kw~35kw Ambient Temperature: -20°C~46°C Refrigerant: R22 Power Input: 220V/50Hz and 380V/50Hz It is a good choice for home heating and cooling. We are on service 7*24H contact: selina Liu Email: selinaliu1@outlook.com Skype:selina.liu27 Tell:+86 15275349088