Product Description:
50pcs 0.25 W 0.5 V 0.5 A 78x19mm Polycrystalline Silicon Solar Panel Solar Cell DIY Charger Battery
Material: Polysilicon Silicon
Item Size:78*19mm
Max Power:About 0.25w
Average voltage:About 0.5V
Average current:About 0.5A
Efficency:about 17percent.
Connection way:
The blue side connect "-"(negative) , white side connect "+"(positive).
In order to ensure enough power, Suggest use solder strip or copper strips to connect.
Attention:
There may be some solar panels have a small spots on the side, please don't worry, it's normal phenomenon and will not affect the function of the solar panels.Please choose the cells carefully,it's micro and super thin,so it breaks easily in transit,but please contact us once you get it have any problem.
The color is blue, becouse of Production process reasons, Unavoidable color depth is different, some panels is deep, some panels is pale.
But it has the same function.(you can see it in the following image)
On the use and testing: the product can only be used in the sun, the nominal power is noon sun peak, morning and evening sun and not strong sunlight is not up to the nominal, which the buyer attention! And in the light Inside the room, the solar panel is almost impossible to detect what value! This is the ordinary light and the sun light caused by very different! So be sure to test under the great sun!
Package included: 50pcs 78x19mm solar panels