Model Number: MDR-20 5V DC Power Supply: 20W High Performance and Price Built in Filter 100% Full Load Burn-in Test Low Ripple and Noise Protection: Overload / Over Voltage / Short Circuit Color: Blue + White Material: ABS + Electronic Components Size: 10 x 9 x 3.5cm Package Contents: 2 x Voltage Switching Power Supply Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.