The Lola Light—the lightest wireless PMU pen machine we’ve ever produced, and the weighing just 81g. Designed for precision and ease of use. Available in stunning colors—black, rose gold, purple, and black/red gradient Features and Specifications: Motor: Coreless Motor Needle Depth: 0-4.5mmWeight: 2.85oz (81g) Operating Voltage: 4-12V Material: Aircraft Aluminum Battery Capacity: 800mAhStroke Length: 2.8mm Battery Life: 3-5 hoursSize: 138 X 20mm RPM: 10000RPM User Guide:Power on/off:Press and hold the power button for 2 second to turn the device on/off. Voltage Adjustment:The voltage can be adjusted using the button with increments of 0.1V per press. Press and hold the button,and this action allows for rapid voltage settings. Dot Mode:The device features a 10-level dot function, ranging from D0 to D9. If you want to activate dot mode, double-tap the power.Adjust the voltage while the device is paused. If you want to exit dot mode, simply double-tap the power button again. Warranty Information： Warranty coverage：This warranty covers the Lola Light Wireless Pen Machine purchased from our Online Store or Authorized Distributors Worldwide. And the warranty period starts from the date of purchase.（One Year Warranty） What is not covered by the warranty:Damage to the product caused by human factors or Damage resulting from external electrical failures or accidents. Warranty Claim Process:Fill in this link: https://eztattoosupply.com/pages/warranty or email us at: support@eztattooing.com.