[. . . ] Insert ON (GREEN) and OFF (RED) trippers into dial at desired ON and OFF times. [. . . ] Insert ON (GREEN) and OFF (RED) trippers into dial at desired ON and OFF times. Turn dial CLOCKWISE one or more complete revolutions until the arrowhead is aligned with time-of-day (AM or PM) in window. Plug extension cord, lamp or appliance into OFF TRIPPER RED TIME-OF-DAY ARROW timers receptacle and plug timer cord into wall outlet, suitable for "wet locations" if outdoors. MODEL: C8866 15 AMP (1800 WATT) RESISTIVE; 15 AMP (1800 WATT) TUNGSTEN; 15 FLA (90 LRA) MOTOR-120 VOLT 60 HZ. LISTED INTERMATIC INCORPORATED LR3730 885L 154SB19358 MANUAL KNOB ON TRIPPER GREEN ® RAINTIGHT OUTDOOR TIMER PROGRAM REPEATS EVERY 24 HOURS [. . . ] MODEL: C8866 15 AMP (1800 WATT) RESISTIVE; 15 AMP (1800 WATT) TUNGSTEN; 15 FLA (90 LRA) MOTOR-120 VOLT 60 HZ. [. . . ]