Opened never used! Compatible Devices see on official website: www.andana.co.uk Andana USI stylus is great for extended note taking and writing, fine art or graphic design on your USI touch compatible device screen The pen with its USI protocol supports Chrome OS and provides an industry-leading 4096 levels of pressure sensitivity for natural writing and sketching. No Bluetooth connectivity required, just Plug and Play. Around 600 hours of usage with the included battery. Compatible with many laptops that support USI protocol, check device description or for USI symbol from Lenovo, Asus, HP, and many more in the future
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