18650 battery NITECORE NL1834 - 3400 mAh
High-performance 18650 battery equipped with 3400 mAh capacity. Suitable for e.g. powerful headlamps and flashlights.
Product ratings
4.8
number of ratings 4- Very good product,I recommend that.Andrei V 1.10.2026
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- Hyvä 👍J K 3.10.2025
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Product Faq
High-performance 18650 battery equipped with 3400 mAh capacity. Suitable for e.g. powerful headlamps and flashlights.
Nitecore NL1834 is a high-performance 18650 Li-ion battery equipped with 3400 mAh capacity. For example, the rechargeable battery can be used in many flashlights and headlamps and in all other devices that use 18650 batteries. The battery is charged in an external charger or inside the lamp, if the lamp supports charging.
Note! The ATEX certificate for the Nitecore EF1 flashlight is only valid when using this battery!
Technical specification 
- Brand and model: 18650 Li-ion battery Nitecore NL1834, 3400 mAh
- Battery type: 18650 Li-ion
- Protection circuit: Overcharge, overdischarge and short circuit protection
- Capacity: 3400 mAh
- Nominal voltage: 3.7V
- Weight: 48.2 g
- Nominal dimensions: 69.3 x 18.7 mm (Length x Diameter)
- Declared max. discharge current: 2A
- Lifetime: + 500 charging cycles (after which the charging capacity starts to decrease)
- Warranty: 12 months (manufacturing defects)


