The U2D2 Power Hub Board can be used with a U2D2 converter to supply a variety of external power sources to DYNAMIXELs. The board is capable of supplying power to all DYNAMIXELs with the SMPS port, terminal block, and 2P power connector. The board has holes to fix the U2D2 module and can be assembled using the rivets supplied in the package. Easily powers ON/OFF with the power switch Specifications: Dimensions: 48mm x 57mm Operating Voltage: 3.5V~24.0V Max. Current: 10.0A (The product printed words may vary depending on the batch, but this does not affect use) Color: As Shown Material: PCB Package Contents: 1 x U2D2 Power Hub Board 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.