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AK-18 |
Button optional:1.Elevator buzzer2.Braille: without braille3.Voltage: DC 24V4.Material :Frame in ABS ,surface in stainle... |
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AK-4A |
Button optional:1.Key switch2.Braille: without braille3.Voltage: DC 6V or DC 24V4.Material :Frame in ABS ,surface in sta... |
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AK-17 |
Button optional:1.Emergency light2.Braille: without braille3.Voltage: DC 24V4.Material :Frame in ABS ,surface in stainle... |
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AK-4 |
Button optional:1.LED : Red ,Blue,Yellow2.Braille: without braille3.Voltage: DC 12V or DV 24V4.Number & Figure :-3,-2,-1... |
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