LG 18650 HA1 1300mAh (Green)
Official specifications:
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Nominal capacity: 1300mAh
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Ninimum capacity: 1200mAh
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Standard charge: 650mA, 4.2V, 50mA
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Fast charge: 4000mA, 4.2V, 100mA
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Max. charge voltage: 4.2V
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Max. charge current: 4000mA
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Standard discharge: 260mA
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Fast discharge: 10000mA
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Max. discharge current: 20000mA
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End voltage (Cut off): 2.5V
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Operating temperature: charge: 0°C ~ 50°C, discharge: –20°C ~ 75°C
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Storage temperature: 1 month: –20°C ~ 60°C, 3 months: –20°C ~ 45°C, 1 year: –20°C ~ 20°C
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Initial AC impedance: <30mOhm (Without PTC)
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Cycle life: 400 cycle to 60% with fast charge/discharge.
This battery is a high current battery of a fairly old type.
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/DSC_3071.jpg)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/DSC_3073.jpg)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/DSC_3074.jpg)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/DSC_3075.jpg)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/DSC_3076.jpg)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-Capacity.png)
The battery has fairly constant capacity up to 15A.
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-Temp-15.0.png)
Due to the fairly low capacity, the battery keeps a moderate temperature.
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-Temp-20.0.png)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-CapacityTimeHours.png)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-CapacityTime.png)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-Energy.png)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-PowerLoadTime.png)
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-TripCurrent.png)
I used the capacity while doing these measurements.
![](http://lygte-info.dk/pic/Batteries2012/LG%2018650%20HA1%201300mAh%20(Green)/LG%2018650%20HA1%201300mAh%20(Green)-Charge.png)
Conclusion
The battery is orginally from 2006 or 2007 and was probably designed for use in electric tools.
Notes and links
Vapcell told me that I was missing some cells in my comparator and they would be happy to supply them.
How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Compare to 18650 and other batteries