traffic barrier: 1. of high speed and heavy duty 2. intellegent access control 3. competitive price 4. full automatic traffic barrier: Basic Features:1. By-security. The barrier gate will automatically reverse when meeting obstacles during closing.2. AC motor is more powerful and no maintenance.3. Barrier Beam/arm can be chosen from 3 meters to 6 meters4. closing time is also arranged from 1 ...
