Please be sure to read the self-introduction. Currently, it works when shaken. There are no visible scratches on the windshield, and the case and band show little wear, so I think it's in generally good condition. It gained 11 seconds in 24 hours. Please consider this as a reference only, as it was not measured using a timegrapher. Condition varies from person to person, so please examine the images carefully before considering a purchase.