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Garage Door Technician
Garage Door Electrical Controls Certification
UL 325 Safety Standards & Entrapment Protection
Knowledge Check
UL 325 Safety Standards & Entrapment Protection
Knowledge Check
Knowledge Check
1 / 8
Which entrapment device type uses ultrasonic or capacitive proximity detection?
A
Type 1
B
Type 3
C
Type 4
D
Type 2
Check Answer
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