Solar Garden Light Sim
100x Time
Environmental
Direct Sunlight Hours
Commonly 3–6 hours
Indirect Evening Hours
Shaded or off-angle sun
Indirect Morning Hours
Early dawn ambient light
Night Illumination Hours
Usually 8–12 hours
Days at max zoom (top chart)
Battery
Battery Capacity (mAh)
Typical AAA: 300,600 or 1000 mAh
Initial SoC (%)
Usually 80–100% after full charge
Cell Count
Most garden lights use 1 cell
Battery Chemistry
NiMH
NiCad
Affects safe discharge voltage
Self-Discharge Rate (%/day)
Battery Capacity Loss per Day (%)
Battery Capacity Loss per Cycle (%)
Damage High Voltage (V/cell)
Damage Low Voltage (V/cell)
Damage Capacity Loss per Hour (%)
0.1% NiMH, 0.07% NiCad
Solar Cell
Open-Circuit Voltage (Voc) [V]
Short-Circuit Current (Isc) [mA]
Fill Factor (FF, 0–1)
Diode Voltage Drop (V)
Charge Efficiency (%)
Solar Cell Power Loss per Day (%)
Circuitry
LED Nominal Current @ 1.2V (mA)
Typical white LED current: ≈10-30 mA
LED Driver Efficiency (%)
Boost driver: 70–85%
LED Brightness Loss per Day (%)
LED aging ~0.02% per day
Boost Converter Cutoff (V/cell)
LED driver stops below this voltage
Simulate Component Degeneration