Check the listing for details. CH341A BIOS USB Programmer Flasher Writer 24 25 Series EEPROM SOP Clip Adapter. Condition: New. Listed at 9.39 USD. CH341A BIOS USB Programmer Flasher Writer 24 25 Series EEPROM SOP Clip Adapter CH341A BIOS USB Programmer Flasher Writer 24 25 Series EEPROM SOP Clip Adapter Description CH341A BIOS USB Programmer Flasher Writer 24 25 Series EEPROM SOP Clip Adapter The main purpose of the CH341A Programmer is to back up, erase, program, calibrate and other actions on various software. USB Programmer supports 24EEPROM and 25 SPI flash 8pin/16pin chips. USB to TTL, the CH341 chip it will recognises 25 series chips automatically. SPI pin to support expanding the utility has a 24/25 status indicator lamp. Includes a USB programmer, 2 circuit boards, 2 8-pin needles, and a test clip. Package Includes: 1 x USB Programmer 2 x Circuit Board 2 x 4 Pin male 1 x Testing Clip If you need the 1.8V adapter please see my listing below. https://www.ebay.co.uk/itm/204308535688