iphone 3g 8gb mint condition +

HERE IS MY OLD IPHONE 3G 8GB THIS PHONE IS IN GOOD CONDITION AND IS IN WORKING ORDER BATTERY IS GOOD AND LOCKED TO O2 EVERYTHING WORKS WELL EXCEPT FROM THE WIFI IT DOESNT SEEM TO FIND ANY ROUTERS,BUT YOU CAN STILL USE THE INTERNET VIA THE MOBILE NETWORK,THE SCREEN IN IN MINT CONDITION AS ITS ALWAYS HAD A PROTECTOR ON AND HAS BEEN CASED, A FEW MINOR SCUFFS TO THE REAR BUT THIS IS NORMAL WEAR. PHONE COMES BOXED ,CHARGER ,USB CABLE. ANY QUESTION PLEASE ASK.