Quick Guide
Introduction
The Outdoor Smart Timer powers your Farmstand’s pump automatically, adjusting cycles for Day/Night and temperature. Control it with the button on the timer or V4.0 of the Lettuce Grow App (available September 2025).
Which Mode Should I Use?
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COOL < 65°F ❄️ (Blue)
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WARM 65–85°F 🌤 (Purple, default)
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HOT > 85°F 🌞 (Red)
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USER-DEFINED 📱 (App only, coming September 2025)
Button Controls
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Hold 15s: Reset + Pair → factory reset and pairing mode (LED blinks blue)
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Hold 5s: DayStart → sets “daytime” to the current time (mode unchanged).
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Double press: Pump Test → runs pump for 5 minutes, stops automatically (or with one press), then returns to previous mode.
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Quick press: Temperature modes (Cool → Warm → Hot).
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If in User-Defined, first press returns to Warm.
LED Indicator Guide
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🔵 Blinking fast → Pairing
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🔵 Solid → Cool
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🟣 Solid → Warm
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🔴 Solid → Hot
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🔵/🔴 Alternating → User-Defined
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🔴 Blinking fast → Pump Test
Default Cycles
Mode |
Day ON/OFF |
Night ON/OFF |
Hot |
10 min / 20 min |
10 min / 80 min |
Warm |
10 min / 50 min |
10 min / 170 min |
Cool |
10 min / 80 min |
10 min / 170 min |
User-Def |
Set in App |
Set in App |
(Default Daytime: 8 AM–10 PM; Nighttime: 10 PM–8 AM)