Wireless Connection to Both PC and Android Devices--With an USB 2.4G wireless receiver, HUION Inspiroy Dial 1、Q620M Graphics tablet frees you from bundles of data cables, which ensures you a free-form drawing without limitation.5-10 Meters Wireless Range.Support Windows 7 or later,macOS 10.12 or later,Android 6.0 or later. 2、Multi-function Dial Controller & 8 Customizable Press Keys--Default function: Zoom in and out of the canvas, scroll up and down, brush zoom in and out,They all functions differently in different drawing programthe,and you can also customize it to your preference. 8 Customizable Press Keys and the dial support the button function customization when there is a driver, and only the default function can be used without the driver. 3、8192 Levels of Pressure Sensitivity,Battery-free Stylus with ±60° Tilt, 266PPS read speed, 5080LPI handwriting resolution,Frosted and coated, the new surface treatment process of the cladding, comfortable, not easy to contaminate fingerprints, close to the real painting experience.Our huion sketch APP is online, you can call up the cursor in the APP to solve the problem that the Samsung mobile phone has no cursor and find more functions.Our Q620M tablet thickness: 8mm. Net Weight: 666g 4、20 hours Battery Life& LED Light Functions--Inspiroy Dial Q620M can be charged via 5V 500mA or 5V 1A power supply, and get a full charge, 20 hours of use, from a 1.2-hour quick charge with 5V 1A power supply,6 months standby time,1100mAh battery capacity.There is a LED light embedded in the eight press keys respectively, which can indicate the remaining battery power, low battery and the consumption of the power in real time. Specifications Technology Battery-Free Electromagnetic Resonance Active Area 266.7 x 166.7mm (10.5 x 6.56inch) Resolution 5080 LPI Report Rate 266 PPS Pen Pressure 8192 Levels Reading Height 10 mm Interface Support USB-C OS Support Windows 7 or later, macOS 10.12 or later and Android 6.0 or later Dimensions/piece 375.5 × 220.4 × 8mm Net Weight/ piece 666g Type Graphics tablet Express Keys 8 Programmable Press Keys+Dial