About the product 1. Can be used with any touch screen device, such as tablet, mobile phone, GPS, etc. 2. With 6 functions of touch screen stylus, ballpoint pen, ruler, level gauge, 2 screwdrivers (flat-blade screwdriver and Philips screwdriver) 3. There are four kinds of rulers, inch, 1/100m, 1/200m, 1/300m 4. This stylus can easily slide on the screen (no more smudges) 5. Ballpoint pen cartridges can be easily refilled (including black ink) 6. Consists of a sturdy and durable silicone touch screen sensitive tip
