Does the voltage of a Li-Ion get lower as it discharges? - Quora
Voltage of 3 V batteries - Electrical Engineering Stack Exchange
What voltage is a 3-volt battery considered dead? - Quora
Charge voltage experiments with lithium iron phosphate batteries showing how capacity varies with charge voltage and higher cycle live with lower charge voltage
Power Capacity and Power Capability | All About Batteries | Adafruit Learning System
Discharge tests and capacity measurement of CR123A lithium manganese dioxide cells at high discharge rates
What voltage is a 3-volt battery considered dead? - Quora
3.2V 20Ah LiFePO4 Lithium Battery | Electric Car Parts Co