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1, Solar Panel should be installed in a well-lit area where it can receive maximum straight sunlight during daytime. Any cover that shades the Solar Panel will affect its ability to absorb sunlight and as a result decrease a device's performance.

2, Clean the surface of the Solar Panel with a soft, slightly moistened clothwith soap and water or a dry brush only. Do not use any corrosive cleaning liquids or chemicals since this may damage the housing surface or impair future operation.

3, Keep the Solar Panel free of dirt, debris and snow otherwise the battery will not charge properly or might also shorten battery life or cause a malfunction.

4, It is recommended to place the product under the sun for recharging even it is not being used to prevent from a dead battery and maximize its life.

5, In a case when the product is not being used for a long time, charge it for at least 10 hours by the sun before use.