Welcome to the store! 1. ESC Parameter Setting: Easily view and adjust ESC parameters directly using the LCD screen and buttons on the programming box. 2. PC Connectivity: Use as a USB adapter to connect your ESC to a PC for firmware updates and parameter adjustments via PC software. 3. Voltage Detection: Functions as a lithium battery voltage detector, measuring the total voltage and individual cell voltage of lithium batteries. 4. Excellent Performance: This LCD program box simplifies and speeds up ESC programming with its user-friendly interface. 5. Premium Materials: Crafted from high-quality plastic and electronic components for durability and a great user experience. Item Type: Program Card Box Input Power: DC4.5V-12.6V Product Color: Black Product Material: Plastic, Electronic Components Package Includes: 1 x Programming Card 1 x Connection Cable 1 x Charging Cable 1 x User Manual Your satisfaction is our top priority. We are committed to providing you with the best service. If you encounter any issues upon receiving the product, such as damage or incorrect quantity, please contact us immediately, and we will provide you with the best solution!