- Provide 3-D operation functions : Pressing, LED indicator, and sound warning.
- Wide range of applications especially for accessible environment.- Stand-alone and driven modes.
- Big triple-color Bar and buzzer available for user to adjust under driven mode.
- Volume of buzzer is able to adjust under either mode.
- Built-in micro-computer control.
- Two sets of output points to adjust output time.
- Buzzer sound is accompanied with output.
- It is also available to set as intermittent reminder before completion of output.
-Push bar can be activated permanent mechanically by a lock.
- When its electronic control is out of order ( power cut or malfunction of internal board ), it will Automatically change to mechanical control without output delay function.