ARM Electronics RDVR16A - Manual (Page 3)

The lightning flash with arrowhead symbol, within an equilateral
triangle, is intended to alert the user to the presence of uninsulated
“dangerous voltage” within the product’s enclosure that may be of
sufficient magnitude to constitute a risk of electric shock to persons.
This exclamation point within an equilateral triangle is intended to
alert the user to the presence of important operating and
maintenance (servicing) instructions in the literature accompanying
the appliance.
CE Mark
This apparatus is manufactured to comply with the radio interference
requirements of EN 55022 : 1998 + A1 : 200, EN61000-3-2 : 2000,
EN6100-3-3:1995, EN50130-4 : 1995 + A1 : 1998.
CAUTION: CAUTION:
To reduce the risk of electric shock, do not expose this apparatus to rain or moisture.
Only operate this apparatus from the type of power source indicated on the label. Failure to do so
may cause injury or death by electric shock and invalidates the warranty.
CAUTION CAUTION
RISK OF ELECTRIC SHOCK RISK OF ELECTRIC SHOCK
IMPORTANT SAFEGUARD IMPORTANT SAFEGUARD