The Satmap Active 20 is the upgraded version of the multi-award winning Active 12. It's designed to cope with any outdoors challenge with a large, bright map display, a choice of either button or touch-screen controls and a robust waterproof and shockproof case. The Active 20 includes advanced features such as Wi-Fi and Bluetooth connectivity, a barometric altimeter, Bluetooth connectivity and many more great features. This product only includes 250k scale base mapping. You can use an SD card with mapping from an earlier Satmap device, or purchase country-specific mapping as needed Large 3.5" high resolution screen uses Gorilla Glass for durability Uses GPS, GLONASS, GALILEO, BeiDou, WAAS, EGNOS to maximise speed and accuracy in finding your location wherever you are Use the touchscreen or the buttons or a combination of both - ideal for extreme weather as you can avoid removing gloves High power battery included, or use AA batteries for extended life for longer trips Wi-Fi allows you to easily sync to Satmap Xpedition route planning software Bluetooth support for heart rate monitors and bike speed/cadence sensors Share routes and pins with other compatible Satmap devices wirelessly over Bluetooth Route planning on the device or import routes from OS Maps or other GPX files Uses an SD card slot, so you can quickly add or swap maps Geocaching compatible: import geocaching.com files Bike mount available Exclusive OS Offer Free 12-month subscription to OS Maps (worth £29.99), our online map printing and route planning tool. A subscription code will be emailed to you within five working days of purchase.