Features: High compatibility: Compatible for various models of battery metering chips and voltmeter chips such as for EV2400 and EV2300, suitable for various drones battery debugging needs. Stable and Reliable: Provides stable and reliable programming and writing functions to ensure accurate reading, recording, and modification of battery parameters, meeting the precise debugging needs of users. Programming and Writing Function: Supports programming and writing operations for battery metering chips and voltmeter chips, making it convenient for users to adjust and optimize battery parameters. Multiple interfaces support: With multiple interfaces such as USB and serials, it can be connected to computers or other devices for easy use and control. User friendly interfaces: equipped with a clear and easy-to-use user interfaces, allowing users to easily program and write operations, improving work efficiency. Specifications: Material: Plastic Cable Length: Approx. 20cm/0.79inch Note: Battery is not included. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1x Debugger Host 1x USB Data Cable 10pcs Female to Female Cable 5xpcs Male to Male Cable