The connection shall be in the following order except for the connection instruction specified by the system: connect the battery first, then the solar pane...

The working temperature of the panel is -40°F to 194°F, which satisfies outdoor usage under extreme conditions.

The solar panel have been certified by international professional authorities for their resistance and working conditions under other harsh environments.  ...

For a manufacturer defect on the panels we have a 2-year workmanship warranty. We also have a 90% power output warranty for 10 years and 80% power output w...

The solar panel is waterproof, the brackets can be used outdoors. Other non-waterproof will need waterproof cover.

After the fully charged battery sits a while, the voltage will be kept in a range based on the battery’s condition, rather than a floating charge point. The...

Other than charging for the first time, the controller detects the recharging voltage is too low when the system is not disconnected. The current 12.5V whic...

(1) Other than the panel, other components should avoid direct sunlight (2) All components need to be installed securely (3) Be mindful for waterproof cov...

Damage to the surface could lead to irregular power generation, which can lead to electricity leakage.

There are many reasons for leakage. The system is designed based on photovoltaic system installation design. The wiring is secure with good grounding system...