This is full assembly replacmeent! He adhesive and tools are included! Validity period: Within 30 Days After Receiving The Parcels! For Situation “Not working or defective”? For Situation “Arrive Damaged”? For Situation “Doesn’t match description or phones”? For Situation “Not working or defective”. For Situation “Missing parts or pieces”? For Situation “Wrong Item”? For Situation “Not authentic”.