Condition: New Type: Voltage Regulator Model Number: 4S 40A - Lithium Battery Application: Computer Colour:Blue Material:plastic Size:41x55x3.4mm Package Contents: 2x Protection Board Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.