Digital display : Visual speed , more intuitive operation and accurate selection MOne - click operation : One - handed control switches and 6 speeds, more quick and easy Dr pen A6s Suitable micro needle is configured with 11 pins,16 pins, 24pins, 36 pins, 42 pins, nano pins for different body parts Bayonet disign: Upgrded 3 slots, more stable MPrecision scale: Adjustable needle length for different skin problems Two rechargeable 500mAh batteries, both plug in and cordless mode in one. Dual mode (Wired / Wireless) of our microneedling dermapen High - performance motors Equipped with high - performance motor, strong power and more silence DR .PEN A6s Make your skin growing and smooth1* Dr A6S Beauty Pen 2* 2pcs Needles 2* Batteries 1* Charger (used for battery) 1* Adapter(US/EU/UK/AU) 1* USB Charger Cable 1* Instruction Manual1. Is there any warranty for the machine? A1. All machines have a one-year warranty for the machine host and three months for accessories, plus life-time technical support and online after-sale services. 2. If the machines broken during the shipment, will you support us? A2. If it is confirmed that there is broken during the shipment, we will contact the shipping company for a claim for you. 3. Can we customize my Logo on the products? A3.Sure. We support OEM with certain quantity. 4. Are you manufacture or trading company? A4. We are the factory and will deliver the goods to you directly from the factory. 5. How many kinds of payment term do you have? A5.We accept Western Union, Money Gram, T/T and Trade Assurance in AliExpress. 6. What should I do if I don't know how to use the machine? A6.We provide instruction video and user manual for your reference, plus 24 hours on line service. 7. What's your transportation modes? A7: We support DHL, TNT, Fedex, UPS deliver; special line, by sea and by air. it will be based on customer's requirement.