wireless adjustable stroke tattoo battery pen machine

Battery & Power: It features a 2000 mAh high-capacity rechargeable lithium battery

Adjustable Stroke: Offers 7 adjustable stroke lengths (typically ranging from 2.4mm to 4.2mm or 2.7mm to 4.5mm depending on the specific sub-model) to accommodate different tattooing styles like lining and shading.

Display: Equipped with a large IPS curved color screen that displays a smart timer, battery percentage, voltage (up to 12V), and memory presets

Functionality: Includes a unique 45-level tapping function (frequency adjustment) and 3 sets of memory values for saving preferred voltage settings