Universal Receptacle:
1. Side socket.
2. (V) With voltage indicator.
3. Universal receptacle can accept different plugs all over the wold. 

Technical, Simple, (2 To 5) different plugs changeable:
- OPEN-6 Suitable for Area: 125V : Taiwan, Japan, U. S. A., Canada ; 250V : Philippines, China, Thailand.
- OPEN-17 Suitable for Area: China, Australia, New Zealand.
- OPEN-7 Suitable for Area: 250V : England, Hong Kong, U. A. E, Singapore, Malaysia.
- OPEN-9A Suitable for Area: 250V : U. A. E, Russia, China, South America.
- OPEN-9C Suitable for Area: 250V : U. A. E, South America, E. U, Russia. (inlay way)