Ultra-Fine Pen Tip Disc Type Touch Pen TB-TPLD01GY Elecom Sold at electronics retailers for 2,400 yen (tax included). Quoted from an online shop: Ultra-fine pen tip allows for pinpoint operation. The point of contact is easy to see, enabling detailed operation with a disc-type touch pen. Touch Pen (Disc Type) [Features] ● With an ultra-fine pen tip and a clear disc type, the point of contact is easy to see, allowing for detailed operation. ● Features a suspension function for a soft touch feel. ● Includes a pen tip storage function to protect the pen tip when not in use. ● A spare pen tip is included for replacing the pen tip when it deteriorates. [Specifications] ■ Compatible Devices: Various tablets and smartphones ■ External Dimensions: Approximately 135mm (length, maximum) x Pen diameter approximately 9mm, Pen tip approximately 8mm ■ Materials: Pen tip: Polycarbonate, Body: Aluminum alloy ■ Color: Gray