... cold -19℃ and up to +10℃. Perfect for tropical climate, can even refrigerate in blistering hot temp up ... cold -19℃ and up to +10℃. Perfect for tropical climate, can even refrigerate in blistering hot temp up ... -19℃ and up to +10℃. Perfect for tropical climate, can even refrigerate in blistering hot temp up ... -19℃ and up to +10℃. Perfect for tropical climate, can even refrigerate in blistering hot temp up ...