This is a money-saving 4-pack of high-capacity ICR 1860 3.7V 2600mAh rechargeable Lithium batteries.
These batteries are perfect for solar science fair projects involving solar cells and panels. Also great for building an off-grid solar power system for camping, RVs, household appliances, doorbell cameras, etc.
Multiples can be hooked together in series to get higher voltage or in parallel to achieve higher capacity.
Use it in any device that requires a standard 18650 Lithium battery cell.
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