ESE -USED- ES-102U GPS Master ClockBrand: ESE Model: ES 102U Description: ESE ES 102U GPS Master Clock Part Condition Used WORKS AS EXPECTED POWER CABLE INCLUDED 30 Day Money Back Guarantee With Seller Paid Return Shipping Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the sellers listing for full details and description