The Garmin Edge 705 GPS with Cad/HRM and MicroSD - City Navigator NT is a unique GPS-enhanced cycle computer that provides extensive and accurate data to make this an invaluable training partner. Completely wireless operation making installation easy, uses a high-sensitivity SiRF GPS receiver to track your movements. The virtual partner lets you race against a virtual competitor or against yourself when repeating a route. Includes Garmin Training Centre software for post-ride analysis or workout planning. Uses a rechargeable li-polymer battery providing up to 15 hours operation with unit dimensions of (cm) WxHxD: 5.1x10.9x2.5. Weight: 104.9g. Heart Rate monitor uses robust ANT wireless technology for superior battery life and minimal interference. Monitor your pedalling cadence as you ride with this self-calibrating wireless speed/cadence sensor. The package includes microSD with City Navigator NT Europe providing detailed maps of major metropolitan areas in Europe including motorways national and regional thoroughfares and local roads. Now with expanded points of interest and full postal code support in the UK. Will automatically create point-to-point routes on your NT compatible Garmin GPS.