Specification: Origin: Mainland China Type: Module Condition: New Product size: 63.00x21.00x5.00mm Product size: 2.48x0.83x0.2inch Origin (Country or Region): Mainland China (Origin) Type: Module New or old: new introduce  1. Onboard new original core atmega8a-au chip 2. Has two indicator lights: power and combustion 3. Onboard 500mA overcurrent protection self-restoring fuse 4. Supports 5V and 3.3V power supply for target board No driver installation required. Self-adaptive and self-adjusting. Suitable for win8.1/8/7/xp 32-bit/64-bit computers. This product can be directly connected to the computer USB port. It is a real USB downloader product. By connecting the target version, you can download the MCU programming operation, which is easy to use. Especially suitable for laptops and desktop computers, programming, downloading and debugging through USB port. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x  USBASP USBISP AVR Programmer 1. USB Interface: USBASP USBISP AVR programmer can connects to the computer via a USB interface, making communication with the computer more convenient and stable. This widely supported interface eliminates the need for additional power supply. 2. Compatibility: USB programmer compatible with various AVR microcontroller series, including ATmega, ATtiny, and ATxmega, among others. This makes it suitable for programming different models of AVR chips. 3. Open Source Project: The downloader programmer features an open hardware design and software firmware. This means that users have the freedom to modify and customize the programmer's functionality as needed to meet specific requirements. 4. Speed and Stability: The USB ISP USB ASP programmer offers high-speed and stable transmission, allowing for quick and reliable transfer of programs to the target AVR chip. 5. Multiple Programming Mode Support: Supports multiple programming modes, including ISP (In-System Programming) mode and TPI (Tiny Programming Interface) mode.