ManHua Din Rail 3P GV2-PM Series Electric Motor Protection Circuit Breaker Knob Control About Feedback: Dear friends: Welcome to my store, thank you! Your satisfaction is our aim, your feedback is very important for us sellers, if you are satisfied with the goods, please give us 5 star encourage if you are not satisfied with the product, please be sure to contact me, please do not just hit bad review.I believe we can solve the problem together. Quality aurance: 1.One year guarantee. 2.If the item is defective upon receipt, it should be within 7days from the date of receipt for exchange a new one (Buyer should return all original and undamaged items under re-saleable condition). 3.We supply free repairing service within one year of purchase. For the first 1 month, we will pay one way shipping cost(from us to your location);After 1 month of purchase, the buyer need to pay two ways of shipping cost. 4.One we get the returned items, we will send the replaced ones back as soon as poible. 5.Our warranty does not extend to any products that are physically damaged or under un-normal operating conditions as a result of misuse or improper installation on the parts. Contact Me: If you have any question, please contact us via Trademanager. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.