When a rechargeable 9V battery dies, what is its behavior? Does it maintain 9V until poof, its 0. What does its curve time look like? - Quora
![batteries - Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange batteries - Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/V2Adk.png)
batteries - Why does a weakened 9V battery show lower voltage but a weakened 1.5V battery doesn't? - Electrical Engineering Stack Exchange
![batteries - Function to describe alkaline battery voltage under constant current / load - Electrical Engineering Stack Exchange batteries - Function to describe alkaline battery voltage under constant current / load - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/PDxkz.png)
batteries - Function to describe alkaline battery voltage under constant current / load - Electrical Engineering Stack Exchange
![Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/1/4/8/148552e10f96a53af20efcefbf2caf56863cf592.png)
Finally! 9V battery max current tested and compared - Motors, Mechanics, Power and CNC - Arduino Forum
![This is a voltage (V) versus Time (s) graph of a standard 9 V alkaline... | Download Scientific Diagram This is a voltage (V) versus Time (s) graph of a standard 9 V alkaline... | Download Scientific Diagram](https://www.researchgate.net/publication/40451224/figure/fig2/AS:601700301807631@1520467939690/This-is-a-voltage-V-versus-Time-s-graph-of-a-standard-9-V-alkaline-battery.png)