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How Long Does a Solar Light Stay On at Night?
The most important question about any solar light is how long it stays on. A light that goes dark at midnight is not a security light. Here is what controls the runtime.
The battery decides
The battery stores the energy the panel collects in the day. A bigger battery means more hours. Cheap lights have small batteries and often run only a few hours at full brightness.
Dim mode stretches the night
Lights with a motion sensor run at a low glow and go to full brightness only when needed. That saves a lot of energy and is how a light can last through the night. Our motion-sensor lights are built to light the whole night.
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What reduces runtime
- Shade on the panel from trees, walls or roofs
- A dirty panel
- Several cloudy or rainy days in a row
- A very busy spot where the sensor fires all night
- An old battery
How to get a full night
Mount the light where its panel gets open sun for most of the day, clean the panel now and then, and choose a size that suits your area.
Frequently asked questions
Is a full night guaranteed?
No solar product can guarantee it in every weather. Good placement and a clean panel give the best results.
Does a bigger light run longer?
Usually, because it has a larger battery, but placement and sun matter as well.
Need help choosing?
Tell us where you want the light and we will recommend the right size, even if it means a cheaper one.
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