In case of power failure Hydraulic Bollard can be lowered manually. With the help of plc/microprocessor controlled electronics, raise/lower function can be achieved by every kind of card readers, biometric readers like fingerprint or hand shape, radio control, on/off switch or key switch etc. Besides, safety accessories like loop detectors, photocells, flashing lights or red/green lights can be integrated to the control electronics very easily.At cost-effective prices Hydraulic Bollard can be availed.