Brand new ,High quality
Rated voltage: 90V-250V 
Rated frequency: 50Hz-60Hz 
Dimensions: 7 x 12 x 3.5cm / 2.8 x 4.9 x 1.5cm(W x H x D) 
New -type Intelligent, Digital And Powerful Electricity Saving Device
save energy sources efficiently 
enviroment-friendly
stabilize the voltage 
balance the current source
protect devices
Smart, sleek design with LED lights to indicate operation
prolong the life of electrical devices
easy to use-no maintenance
Saving electricity means saving money saving money means earing money 

The electricity saving device saves and reduces energy by stabilizing the voltage which in turn results in reductions in peak power demand and less waste of low efficient power. The low efficient power is consequently stored and recycled by the unit. 

Packet content:
1x Electricity Saving Box (EU US  plug)

Note:

Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.
And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!