Each one is approx. 3 - 4'' wide, 4 - 5'' tall.
?No battery required, there is a solar panel on each one. Can be put under light, on flat space: windowsills, car, desk, etc.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2.8 inch
Height : 2.3 inch
Length : 3.6 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 1.6 ounce (View shipping rates and policies)

ASIN : B00B5K66XY