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How to wire photoeye so it turns off 4 hours later
1-2-3-4-5-6-8 hours later
Down to the minute, second, or hours
Add delay timer to photoeye circuit
Light turns on normally at dusk, then turns off after preset time expires.
Set the delay timer to the exact minute, second or hour.
Delay timer activates when photeye turns ON, and light turns on normally.
When delay period expires, the light turns off, and timer resets to zero,. Timer and light remain OFF until photoeye activates the circuit again next night.

Illustration shows twin timer. Also pictured below.
Twin timer

Panel mount digital twin timer

PV shows the time left in the count up for Mode B... so there is .78 seconds left before it switches to Mode A
SV shows 2.99 ... which is the set time I choose for Mode B
When 2.99 seconds ends, Mode A set time will display.
Image shows the Inkbird twin timer.

Use this timer to control red nose on Rudolph reindeer. Set Mode A to 30 seconds and Mode B for 2 seconds. Rudolph's nose will blink on and off as long as power is applied to red nose and timer.
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Omron twin timer manual
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