( Contact only here ) Gre 25600 BTU window air conditioner, cool It works 100% and has not been disassembled or repaired before, and it is guaranteed. You can come and turn it on, and the room is hot. In a few minutes, the room will cool down, and you can evaluate it yourself, and I guarantee it to you against any malfunctions. Reason for selling: Moving to a new apartment, and it all has split units. ( Contact only here )