Long battery life, only 1 hour to fully charge, with a battery life of 66 hours Accurately smooth -4096 pressure, providing pixel level writing accuracy, ink flows from pen tip to screen with almost no delay, and an eraser can erase errors. It can be magnetically connected and stored on keyboard of pro8/9, with two stronger built-in magnets. Wide compatibility:for Slim Pen 2 compatible 9, for Pro 8, for Pro 7+, for Pro 7, for Pro 6, for Pro 5, for Pro 4, for Pro 3, for Pro X For 2 For Go/Go 2/Go 3 For Book/Book 2/Book 3 For Studio 1st generation, for Studio 2, for Studio 2+; For Laptop 1/for Laptop 2/for Laptop 3/for Laptop 4/for Laptop 5, for Laptop Studio. Not compatible with for Laptop Go, not compatible with for Laptop Go 2. Colour:Black Material:plastic Package Contents: 1 x Stylus Pen Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.