14500 Rechargeable Lithium LiFePO4 Battery (450mAh)

[JRWReich]

Here's a new (new to me anyway) battery I found that I think modders can work around...

- Rechargeable LiFePO4 14500 3.0V 450mAh Battery
- Life cycle: 2000 times (Traditional Li-ion: 500 times)
- Never explode or catch fire
- 100% Compatible with Disposable 14500 batteries
- Working Voltage:3.2V and Peak Voltage: 3.6V
- Charging cut-off voltage: 3.6V
- Discharge cut-off voltage: 2.2V
- Please never overdischarge battery below 2.2V/cell
- Charging this battery with a LiFePO4 RCR123A smart charger is recommended- Do not charge these with regular lithium chargers that goes up to 4.2V charging voltage!
- Capacity: 450 mAh

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[duby]

I've been using LiFePO4 14500's in a 5V mod for a while now. They work great. The problem is finding a charger. I had to mod connectors to a 3V charger.
You can pick up Westinghouse 600mah LiFePO4's at walmart.