The high security movable bollard is a very reliable product with first-class protection performance. Larger and thicker product features can ensure the safety of pedestrians and buildings. Made of 304 stainless steel with strong corrosion resistance,more durable. With a deeper base and a thickness of 6mm. This bollard offers better impact resistance than other manufacturer's products. Easy to operate no electricity required more application scenarios. Special key to prevent unauthorized opening,of course the key can be customized as needed. General Features 1,All structural parts and fastenings made of 304 stainless steel, anti-corrosion and durable. 2,Completely sealed design, suitable for all weather conditions and various environment.Water-proof protection level:IP67 outside /IP68 movement, no need of extrawater drainage system. 3,Absolutely safe operation voltage (36VDC) , avoidingthe risks of electric injuries. 4,Appropriate rising and lowering speeds150mm/s, ensuring the safety of both pedestrians and two-wheel riders. 5,Compatible and flexible control system, easy to be integrated into other control and security systems. 6,Top embedded-in LED warning light, more durable and free of maintenance. 7,Combination of robustness and aesthetic, blending perfectly into surrounding landscape as a whole. 8,Wide range of ambient temperature: -40 ~70