Module with pin header,no need to be soldered by yourself The Most Complete Kit Upgrade Adds 10 High-Level Modules With a lot of accessories, programmable design Start your ideas and create at , to help children build a good electronic foundation Easy to use Material: PCB Specifications: Ultimate Kit Product Type: Electronic Module Communication Interface: UART Power Supply Voltage: 4.5-5.5V Power Supply Current: 10 (Different batches, product parts, and printed words be different, which does not affect use) Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Voltage: AC110V Colour:As Shown Material:PCB Package Contents: 1 x RFID Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.