Lenovo Active Pen 2 $38.70 + Delivery ($0 with Prime/ $59 Spend) @ Amazon AU

LENOVO ACTIVE PEN 2: Provides an additional way to interact, create and edit with your touch system; add a personal touch to documents by signing them with your name, take down handwritten digitalized notes, and more
ENHANCED PRODUCTIVITY: Quick launch applications with one click and control your presentation with page up/down actions, all through Bluetooth connectivity. No other operating environment
NATURAL FEELING: With up to 4096 levels of pressure sensitivity and solid and responsive tip technology, the Lenovo Active Pen 2 provides a natural feeling of writing, sketching and annotating on screen just like on paper
CONFIGURABLE BUTTONS: Speed-up your work and improve productivity with two side buttons and a top button for customized shortcut functions through Windows Pen Protocol or Pen App. OS Requirements: Windows 8 and Windows10
COMPATIBILE WITH: ThinkPad X1 Tablet Gen 2, Lenovo Miix 720, Lenovo Miix 510,Lenovo MIIX 520, Lenovo Yoga 720, Lenovo Yoga 920; box includes Lenovo Active Pen 2, USB pen holder, 3 replacement tips, 1 tip change tool, 1 AAAA Battery, 2 coin batteries. Shifting time to sleep is pproximately 10 minutes