NeoLab Convergence Neo Smartpen N2 Black (NWP-F110-TB) Battery : Li-Polymer / 3.7V (Full charage : 2 hours), Display : Dot-LED Indicator (Full color) Required Bluetooth Connectivity : Android Bluetooth 2.1 or higher / iOS, Bluetooth 4.0 LE Pen tip type: Standard D1 type, Usage time : Constant (5 hours) / Normal usage (3 days) / Standby (125 days) CPU: Dual Core ARM9 Application Processor, Connectivity : USB 2.0 (Micro USB) / Bluetooth 4.0 OS: Android Jelly Bean 4.1.2 or higher / iOS 8.1 or higher (iPhone 5 or higher). The country of Origin is South korea