Instruct: Classify Amazon reviews into positive or negative sentiment
Query: I/2/ HOUR USE

AFTER 1/2 HOUR OF USE THE DROP CONTROL POPPED OUT AND COULD NOT BE REPLACE TO WORK PROPERLY. REALLY BAD ENGENEERING. A BENT WIRE IN A PLASTIC HOLDER. CALED THEM AND THEY SAID THEY WILL SEND A NEW CONTROL. WE'LL SEE IF THE NEW ONE IS AN IMPROVEMENT.