Installation instruction is not included.Ideal replacement to cure problems such as improper control of the keypad / keyboard.Products received by customser would be the same as the pictures show.The installation instruction is NOT included with the purchase.Please ask for professional assistance if necessary.Compatible to:BlackBery  Curve 8520Package includes:1. Membrane sticker x 1G080G080Shippment estimated time5-10 business days (United Kingdom)10-16 business days (United States/Canada, Australia, Japan, Taiwan)12-20 business days  (European Country such as Denmark, Finland, France, Germany, Greece, Russia)12-24 business days  (Remote Country such as South America, Middle East, Africa, South East Asia, etc.)During public holidays, e.g. Christmas and Chinese New Year season(Nov 15-Feb 15),items' shippment would be delayed for AT LEAST 2 WEEKS,please check out our shipping rate for detail.IMPORTANT:We recommend our customers to ensure that they are well acknowledged with the shippment detailBEFORE PURCHASE. Please contact us with the item's ASIN and country if there is any question.