12 Months Warranty Ergonomic, easy to usetouch free power supply Prevent cross-contamination Increase and decrease voltage through air gestures Bluetooth compatibility allows you to connect with the Dark Lab mobile app that is compatible with Android and iOS Darklab mobile app allows you to change voltage through voice, check tattoo time, and receive firmware updates 9 programmable banks to save desired voltage, you can revisit them at any time 2 input ports allow you to connect two different tattoo machines, perfect for artists that use multiple devices Footswitch compatible USB charging ports that can charge cellphones, tablets and DarkLab power supplies 2-17 Voltage Output, depends on type of needle used Machine voltage readout Anti-slip magnetic base Set a timer on the screen to keep track of time Technical Specifications: Color: Black 2-17 Voltage Output 180 degrees Screen Rotation 9 programmable banks to save desired voltage Machine Type - Power Supply