Shipping --We will give priority to use DHL/UPS/Fedex，Individual areas will use dedicated air freight. Delivery time--Worldwide in 3-10 days  After payment, please contact customer service to send you a tutorial video. If you are a dealer, we look forward to cooperating with you, please contact customer service to send you detailed information. V-LIGHT hair extension machine Brand-new technology Seamless hair extension tools,8 seconds fast curing，30 minutes to complete the whole head, small, easy to use on the neck. Auto Shut-Off. 【V-light technology】is a hair extension curing machine that requires no skills and saves time and effort. Apply a proper amount of V-LIGHT resin adhesive to the hairpiece and connect it with the hair, use V-light to irradiate the joint for about 5 seconds to complete the hair extension. Only need 30 minutes to complete the full head; fast, simple, comfortable, and safe! 【No Dead Battery & 10 seconds Auto Shut-off】There is no need to worry about the dead battery because we specially design a 1.45 m swivel power cord for this machine. It is safer and more convenient for you to use. and not restricted by region. 【Precautions】: In order to protect your eyes, pls do not contact the light with your eyes directly. And keep the product out of reach of children 【Product parameters】: 1. Charging voltage: 5V 1A or 5V 2A (rechargeable or plug-in use) 2. Charging time: 3-5 hours 3. Use time: 3 hours of continuous use 4. Electric power: 10W 5. Is it waterproof: No 【NEW TECHNOLOGY】 Advantages of V-Light hair extension Technology: 1. Compared with the traditional hair extension, it is more comfortable and efficient, and it only takes 30 minutes to complete the full head; 2. No glue overflow during the period, no hair loss; 3. No residue after disassembly; 4. It can be used repeatedly, the hair will not become short, and no need for secondary processing.