Huawei SUN2000L user inverter full load operating temperature range is ____.
A . -25 degree Centigrade ~+60 degree Centigrade
B . -30 degree Centigrade ~+60 degree Centigrade
C . -25 degree Centigrade ~+45 degree Centigrade
D . -30 degree Centigrade ~+45 degree Centigrade
Answer: D