The DataLink data box needs to be used with software, and the following operations can be carried out on the computer for XRotor () series electric rotor and power set: firmware upgrade, online real-time data view, offline data storage, fault storage data download, electrical parameters adjustment, etc. Note: 1. Only electrical motors containing upgrade wires are supported, such as XRotor 80A V3, XRotor 100A V4.1, 200A V4, etc.Power tuners without upgrade cables, such as XRotor 40A and 20A V4, are not supported.Please refer to the instructions for detailed upgrade functions. 2. series of electric adjustment, only support program upgrade, no other functions. Color: Black Material: plastic Package Contents: 1 * Motor ESC Firmware Updater Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.