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The current top rated IMR 18650 Battery in the world!

This high drain, flat top 18650 has a 20A continuous discharge, a 35A pulse current and a 2500mAh capacity.

No other batteries on the market compete with this right now.

Depending on your device, you may require an 18650 Charger.
they are available bundled with batteries above.

Specifications:
Model: Genuine Efest IMR 18650
Nominal Capacity: 2500mAh
Nominal Voltage: 3.7V
Diameter : 18.3 + 0.2/-0.3 mm ( Max. 18.5 mm )
Height : 65.0 ± 0.2 mm ( Max. 65.2 mm )
Weight: 48.0 g