Function: painting, writing, notes, touch
Compatible: Support system Android, Apple i phone and Tablet PC
Mate: Aluminum alloy (pure copper pen tip, pen tip with protective film does not hurt the screen)
Charging time: 60-80 minutes
Working time: 8-10 hours
Effective distance: 1.5mm from the pen
Battery specifications: battery 3.7V 140mah 5V/0.2A
Intelligent power saving: automatic power off in 30 minutes
Standby time: 30 days
Charging interface: MicroUSB
Weight：14.95G
Size:Pen diameter Φ1.5mm pen body diameter: 10.7mm pen cap end: 132mm