Pair Surface Go Signature Type Cover with Surface Go 1, 2, or 3 for a full keyboard experience anywhere. Ultra-compact, yet it includes a complete mechanical keyset, backlit keys, and extra-large trackpad. Plus, this keyboard is covered in rich, durable Alcantara material for an added touch of luxury and comfort. Close it and it feels like an elegant book cover, shielding your screen and powering down the display to conserve battery life. Enhanced magnetic stability lets you adjust to virtually any angle. Sensor - Accelerometer