Instruct: Classify Amazon reviews into positive or negative sentiment
Query: NOT CORRECT READING

I HAVE FOUND THIS UNIT READS THE HI SIDE ABOUT TEN POINTSHIGHER ANE THE LOW ALSO HIGHER THEN WHEN I GO TO THE DOCTORES OFFICEI HAD A WRIST MODEL WITH A AIR PUMP IN IT YOU JUST STRAP IT ON YOUR WRIST AND IT WAS THE SAME READIND AS THE DOCTORSREADINGS AND WAS HALF THE PRICE SO THE ONE I RECEIVEDIM NOT A HAPPY CAMPER WITH THE WRIST MODEL AFTER A SHORT TIMEJUST STOPED WORKING BUT FROM THE START THIS ONE NEVER READ THE BLOOD PRESSURE CORRECT DONT BUY IT OR BUY IT THATS UP TO YOU BOY YOU LOOK FOR SMETHING TO HELP YOU THREW LIFEONE WORKS FOR A WHILE AND THE OTHER READS WRONG FROM THE START I WANT A REFUND ON BOTH I JUST ORDERED A THIRD WRISTMODEL -- WHATS ONE TO DO CUT YOUR OWN WRIST