The Lenovo Active pen is qualified on below Lenovo system:Lenovo Miix 510,
700, 720,Lenovo Yoga 900s. Compatible with:Yoga 900S-12ISK, Miix 700-12ISK, Miix
510-12IKB, Miix 510-12ISK, Miix 720-12IKB
2048 Levels of pressure sensitivity
Palm Rejection. Powered by a single AAAA battery, the Lenovo Active Pen
also features two built-in side buttons for ease-of-access to applications. A
USB pen holder for storage and three replacement pen tips for longer use
Streamlined metal body design. Operating Systems: OS Independent. Batteries
1 AAAA batteries required. (included)