Instruct: Classify Amazon reviews into positive or negative sentiment
Query: POS waste of money don't even bother with this

installed it as instructed and it worked for 1 month...I thought it was the fan that burned out since it was 20+ years old... so i purchased a SPAL fan...NOPE it's this POS SWITCHdon't bother buying it because hayden will not honor a warranty claim.