Vangoa Electric String Winder Cutter And Bridge Pin Puller, 3 In 1, And Banjo Product Details ?[3-in-1 Guitar String Tool] Including electric string winder, string cutter, pin puller, it makes changing strings easier. The powerful knob groove is suitable for most guitars, bass, ukulele, mandolin and other bass. ?[String Winder Function] Electric string winder make string changing faster and more convenient, saving nearly 80% of the time. Powerful knob groove can adjust the rotation direction at will, you can install or remove the strings easily. ?[String Cutter Function] After professional heat treatment, the blade can easily cut thick strings and thin strings. ?[Pin Puller Function]The unique design of the pin puller can pull out the nail easier without damaging the bridge. ?[Rechargeable Battery] Built-in 3.7v, 750 mAh rechargeable lithium battery, comes with a charging cable, you can quickly charge, It can be used for 4 hours per full charge. You can put it in a backpack and take it wherever you want to go. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.