TestEquity 105 Half Cube -40C +100C Environmental Chamber Tested WorkingTestEquity 105 Half Cube 40C +100C Environmental Chamber Tested Working If we needed one of these in our operation we would keep this unit. Unit is in great used condition, only minor cosmetic blemishes and some faded paint. Unit starts right up and cools down very fast, heats up just as quickly. Comes guaranteed working, 30 day warranty, you won't need it though, this unit is solid. In the photos the unit runs up to the max temp we could set the