No Return / No Exchange Policy.Please check model Number and match with your Product.Generic and Proper Power Button.Super Quality.Every product cross check Before Shipping.Compatible withDell G3 15 3579, G3 17 3779DELL G3-3579, G3-3779, 15-3579, 17-3779LS-F611P CAL53DJ2X3NBX00029W00HYYT6, 0HYYT6; D..