Features: Premium FT232RLs Programmer: This device employs a quality FT232RLs chipset from top producers, ensuring stable functionality for multiple programming needs. Works smoothly with standard development boards for easy linking. Adjustable Power Supply: Provides selectable 3.3V and 5V power inputs to accommodate different electronic setups. Quickly choose between power modes for wide circuit compatibility. Clear Activity Indicators: Equipped with LED displays for power, sending (TXD), and receiving (RXD) to monitor communication progress. Quickly check working conditions visually. Comprehensive Pin Access: proposals all FT232RLs chip connection points, enabling TTLs/CMOS indication conversion. Ideal for advanced users needing direct pin control and adjustments. Multi Purpose USB Adapter: Serves as a basic USB to serials converter, great for microcontroller programming or regular data transfers. Simple plug and play setup powered via USB port. Specifications: Materials: Plastic Size: 35.1x17.3mm Package Includes: 1PC FT232RLs Programmer note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.