Buy from Amazon.com : http://fave.co/1xe2ZJ0 <br /><br />Sony GPS-CS1 GPS Device for CyberShot Digital Cameras<br /><br />Product Description : <br />Keep track of where and when your digital photos were taken with satellite precision <br />No need for complex set-up or connection just turn on the GPS unit and check its positioning status <br />Holds approximately 360 hours 31MB of data equivalent to one month of tracking recorded at 15 second intervals <br />Up to 10 hours of use with alkaline batteries or 14 hours with Ni-MH batteries <br />Compatible with Cybershot DSC-S500 S600 S45 W30 W50 W70 W100 H2 H5 T30 and Sony Alpha DSLR-A100
