Description
Description
The Nitecore NL1834 18650 Battery is a high-capacity, rechargeable Li-ion battery designed for flashlights, headlamps, and other 18650-compatible devices. With a nominal capacity of 3400 mAh and a nominal voltage of 3.7 V, it delivers reliable performance for high-drain applications. The built-in protection circuit safeguards against overcharge, over-discharge, and short circuits, ensuring safe and stable operation. Compact and durable, the NL1834 is suitable for users who demand long runtime, safety, and compatibility with Nitecore’s range of high-performance chargers, including the **Nitecore D4**, **D2**, **i4**, and **SC4** models.
Tech Specs
| Brand / Model | Nitecore NL1834 |
| Battery Type | Rechargeable Li-ion (Protected) |
| Capacity | 3400 mAh |
| Nominal Voltage | 3.7 V |
| Max Discharge Current | Approx. 4 A |
| Protection Circuit | Yes – overcharge, over-discharge, short circuit |
| Dimensions | Approx. 69.2 mm × 18.3 mm |
| Weight | Approx. 46 g |
| Supported Chargers | Nitecore D4, D2, i4, SC4 |
| Warranty Terms: | No Warranty – replacement available if battery is defective within 5 working days. |
★ ★ ★ ★ ★ 4.9 out of 5 “This battery lasts significantly longer than standard 18650 cells, and I feel confident using it in my high-powered flashlight thanks to the protection circuit. Charging with my Nitecore D4 is fast and worry-free. Highly recommended for anyone needing reliable, high-capacity batteries.” — Verified user