Users Guide to off Grid Energy Solution
What is ni-cad battery:
Ni-Cad Battery is a nickel cadmium (ni-cad) battery. NiCad batteries have been used to power small electronic devices for a number of years. They are rechargeable, have higher energy densities than lead-acide batteries, and have higher energy densities that lead-acid batteries. Rarely used for PV applications for a variety of reasons including reduction in recharge voltage, the so-called "memory effect", among others.