1、For Surface: This stylus pen is specially designed for surface devices, strong compatibility meets your needs. 2、Palm Rejection: This for surface stylus features intelligent identification and palm rejection, providing accurate control. 3、Shortcut Key: This for surface stylus pen is designed with shortcut key which allows you to customize via Ink setting. 4、4096 Pressure: This stylus for surface adopts professional 4096 pressure level that provide unique painting experience and quick response with no delay. 5、90mAh Battery: This for surface pen is equipped with 90mAh battery which can last for 70 hours. 1 x For Surface Stylus4 x Stylus Tip1 x Charging Cable1 x User Manual1 x Tip Box Item Type: For Surface StylusMaterial: ABSProduct Model: C582SConnection Mode: BTBattery Type: Lithium BatteryBattery Capacity: 90mAh (Included)Limit Voltage: 3.7VOperating Temperature: 0℃ to 35℃Charging Time: ≤1 HourWorking Hours: ≥70 Hours