Sinlge use chip for Epson Workforce Pro WF-4630 WF-4640 WF-5110 WF-5190 WF-5620 WF-5690 series printer . Cartridge model: T786/T786XLT7861, T7862, T7863, T7864T7861XL, T7862XL, T7863XL, T7864XLColor: K, C, M, Y Please Note: This model is for North America printers; please order according to your cartridge model!Different area the printer model is same but cartridge model different. If so will can not use as the chip is different. Shipping to worldwide via post air mail with tracking number. Item Include1set*786 single use chip SHIPPING1. Shipping to worldwide. If send by post air mail usually to Europe within 15 days after sent out. To USA we will send by ePacket and usually after sent out about 10 days can receive. 2. Orders processed within 24-48 hours of payment verification.3. The images shown are the actual item and photographed by myself. 4. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.5. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! PAYMENTS1. Payment must be made within 4 days of product closing. (Non-payment may result in a UPI (Unpaid Item) being put on your account. .