20s
adult
analyze
analyzing
box
cable
caucasian
checking
circuits
closeup
control
electric
electrical
electrician
electricity
engineer
equipment
fuse
fusebox
hand
holding
horizontal
indoors
installer
maintenance
male
man
manual
men
multimeter
occupation
one
people
person
power
probe
professional
repairing
repairman
supply
technician
technology
tester
testing
tool
voltage
worker
working
workman
young