Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Being Edited for new schematic-----
Rechargeable nickel-zinc (NiZn) batteries are not common but they have recently been improved to be a reliable alternative to NiMh batteries.
Their advantage is a higher voltage (1.65V) than NiMh batteries (1.2V) with comparable energy storage capacity, so...