WARNING: DO NOT CHARGE BATTERY IN CLASS I, DIV 1/ZONE 0 HAZARDOUS LOCATIONS.

WARNING: DO NOT CONNECT TO USB PORT IN HAZARDOUS LOCATIONS.

WARNING: DO NOT CONNECT TO POWER PORT IN CLASS I, DIV 1/ZONE 0 HAZARDOUS LOCATIONS.

WARNING: EXPLOSION HAZARD. IN DIVISION 2 LOCATIONS DO NOT DISCONNECT POWER PORT WHILE THE CIRCUIT IS LIVE UNLESS THE AREA IS KNOWN TO BE FREE OF IGNITABLE CONCENTRATIONS.

WARNING: DO NOT REMOVE OR REPLACE BATTERY OR RF MODULE IN HAZARDOUS LOCATIONS.

WARNING: SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC SAFETY

WARNING: TO PREVENT IGNITION OF FLAMMABLE OR COMBUSTIBLE ATMOSPHERES, DISCONNECT POWER BEFORE SERVICING