Small size Tri-vision billboard can be installed indoor and outdoor, especially good for the commercial center. 

1. Main material: Aluminum alloy of Special Quality
2. Drive: cam propulsion system/ Double-gear stepping wheel drive system.
3. Outer frame specification: 90mm (width)*90mm (thickness)
4. Width of triangular prism: 60mm, width 1.2mm
5. Weight: about 12kg per square meter
6. Picture composition: the maximum height of triangular prism is 2m, and the length is not limited.
7. Picture gap: 4mm
8. Picture turning time: 4 seconds (preset at factory).
9. Picture displaying time: 4 seconds (preset at factory).
10. Power supply: voltage: 220V, current: 0.54A, frequency: 50HZ and power: 6W or 15W.
11. Wind resistance capability: scale 6.
12. Running life: Qualified installation will ensure normal service life up to 10 years based on 12 hours each day.

Production configuration:
1. Motor: Original Japanese Panasonic 6W or 15W stepping motor with good heat emission, low vibration, high performance and long service life.
2. Control system: self-researched and developed intelligent control system, possessing such functions as active protection, automatic reset and intelligent control picture displaying time, etc.
Application range:
It is applicable to such small-scale outdoor advertising medium as municipal engineering, air terminal, subway station, small and large –scale supermarket and specialty store, and chain store etc.