a Solar Powered Watch Battery?
The solar powered watch battery is
long-lasting and durable
. It can work for up to 10 years
Recharging a solar battery is very easy.
All you need is a source of light.
The best part is that it can work under
sunlight and artificial lights
place it on your balcony
, under direct sunlight
if you are charging it under artificial light, you have to
maintain a distance of around 20 inches
from the light
Experts suggest that artificial light
is not efficient
in recharging the battery
for more information