each needs to be programmed on power up only once. You might use 1 s On with different off times for each bird.
Use Mode 3 and choose T1 then T2 for any value.
....
memorized after power off.
Signal terminal voltage signal can be maintained for a long time.
Applied to control motor, bulb, LED light string, mini pump, etc.
Working modes selection: after power on, long press K1 for 2s, later into the selection of modes: P1~4; K2 to enter the mode.
P-1: Monostable trigger delay, a signal to trigger relay, time is up, the relay disconnect;
P-2: A signal trigger and countdown begins, T1 seconds after, the relay open T2 seconds, then close;
P-3: Open T1 seconds, disconnect T2 seconds, infinite loop. Users can set the relay time T1 and T2;
P-4: The relay opens when a signal triggers, when the trigger signal disappears, digital countdown begins, and the relay closes when the time is up.
The use a big Ah battery to power all the birds. Large Marine batteries are only 30~50Ah if new, so conserve ON time or shop around, unless each has a battery.