Wacom Bamboo Ink Plus - active stylus - Bluetooth 4.0 - black - CS322AK0A - -
Amazon.com: Wacom Bamboo Duo 2-In-1 Stylus with Pen for Kindle, Apple iPad, iPhone, iPod touch, Android and other Capacitive Touch Surfaces (CS150W) : Cell Phones & Accessories
Wacom Bamboo Ink Plus Smart Stylus for Windows Ink Enabled 2-in-1 Devices - Newegg.com