Instruct: Classify Amazon reviews into positive or negative sentiment
Query: I used it for 1.5 year

I bought and used this product for 1.5 years. Has been benefited from various reviews of the various product of amazon, here I am trying to write down my feeling about the product based on my 1.5 usage.cons:1. when cook porridge, often the water runs out. so the cooker looks messy after sometime's usage2. like the non-stick pan, the external skin get off.