Good quality product, touch brightness and original colors, only one dead pixel in a corner, no more astonishing than that for the price. The seller seems ready to return / refund the product in case of problems, and calls for a pre-test to complete disassembly. Comes with tools (screwdriver magnetic crucifix and pentalobe, plastic tools and suction cup. Attention, the disassembly / assembly of a screen iphone 4 remains a long and delicate operation, for meticulous handyman.