DIY 9V Rechargeable Li-ion Battery - How to Make Rechargeable 9V Li-Ion Battery
Вставка
- Опубліковано 10 лис 2023
- Today I will show you how to make a 9-volts rechargeable battery. All you need is 3.7V li-ion battery, USB C li-ion battery charger, DC to DC booster step-up module and a non-usable 9V battery body.
- Наука та технологія
What is the *output* capacity at 9V?