Triplett 9007 - Manual (Page 11)

Page 10
2.37 Do not use the meter if it does not appear to work correctly
on all ranges and in all modes. Failure to observe this
precaution may result in damage to the meter or injury
to the user.
2.38 Do not use the meter if it has undergone long-term storage
under unfavorable conditions. Failure to observe this
precaution may result in damage to the meter or injury
to the user.
2.39 Do not use the meter if it may have been damaged in
transport. Failure to observe this precaution may result
in damage to the meter or injury to the user.
2.40 Always connect one of the meter’s alligator clips to the low
side of a power circuit first. Never clamp onto a hot wire
first, (usually red, black, or blue in AC wiring circuits.)
If you clamp onto a hot wire first, and touch the other
probe, you could receive a shock. Failure to observe this
precaution may result in damage to the meter or injury
to the user.