The Weltool INR18-38 (INR18-38) is a high-capacity 18650 lithium-ion rechargeable battery built to power demanding LED and LEP flashlights. With 3800mAh capacity and a flat-top design, it delivers long runtime and dependable high-drain performance for tactical lights, searchlights, and EDC flashlights that take an 18650 cell.
Highlights
High capacity: 3800mAh for extended runtime
High drain: 3.8A standard, 7.6A peak discharge
Flat top: broad compatibility with 18650 flashlights
Long life: retains about 70% capacity after 500 charge cycles
Low internal resistance: 25mΩ or less
Specifications
Model
Weltool INR18-38
Type
18650 Li-ion, flat top
Capacity
3800mAh
Nominal voltage
3.60V
Standard / peak discharge
3.8A / 7.6A
Standard / peak charge
1.9A / 3.8A
Cycle life
~70% capacity after 500 cycles
Size / weight
18.35mm x 65.05mm; 48g
Frequently Asked Questions
What is a 18650 battery like the Weltool INR18-38 (INR18-38)?
The Weltool INR18-38 (INR18-38) is a high-capacity 18650 lithium-ion rechargeable cell that powers high-output LED and LEP flashlights.
What is the voltage and capacity of the Weltool INR18-38?
The Weltool INR18-38 (INR18-38) has a nominal voltage of 3.60V and a 3800mAh capacity.
What is the maximum discharge current of the Weltool INR18-38?
The Weltool INR18-38 (INR18-38) supports 3.8A standard and up to 7.6A peak discharge.
Is the Weltool INR18-38 flat top or button top?
The Weltool INR18-38 (INR18-38) is a flat-top 18650 cell.
Does the Weltool INR18-38 have a protection circuit?
The Weltool INR18-38 (INR18-38) is an original cell without an added protection circuit, so avoid over-discharging or over-charging it.
Where can I buy the Weltool INR18-38?
You can buy the Weltool INR18-38 (INR18-38) at Going Gear – Going Gear is an authorized Weltool dealer.
