Vapcell F34 18650 3400mAh 10A/20A Flat Top Rechargeable Battery

The Vapcell F34 is a high-capacity 18650 for runtime-first use: EDC flashlights, headlamps and anything that spends most of its life on low and medium modes. It carries a 3400mAh rating with a 10A continuous / 20A maximum discharge, which is stronger than the classic 3400-3500mAh cells it competes with (Sanyo GA, LG MJ1, Samsung 35E). 18650 flat top, unprotected INR lithium-ion, green wrap 3400mAh typical / 3300mAh minimum (0.2C) 10A continuous, 20A max discharge 3.6V nominal, 4.20V full charge, 2.5V cut-off Approx. 24mΩ internal resistance (AC 1kHz) Standard charge 1A, quick charge up to 2A Approx. 18.4 × 65.0mm, 48g Independent testing: Battery Mooch measured 3348mAh and 3352mAh on two cells and called the F34 "a great performer" with a fair 10A rating, rating it at 3300mAh. HKJ (lygte-info.dk) confirmed it delivers up to 10A cleanly and described it as a high-capacity 18650 with moderate current capability. Fit check: Flat top and unprotected. Fits most Convoy, Sofirn, Wurkkos and Emisar 18650 hosts with spring contacts. Not a match for devices that need a button top or a protected cell. What's included: 1 × Vapcell F34 18650 3400mAh 10A/20A Flat Top Rechargeable Battery. Ships from Pennsylvania. Unprotected lithium-ion cell. Use only in devices with their own protection circuitry, charge with a quality Li-ion charger, never exceed the continuous discharge rating, and keep the wrap and top insulator ring in perfect condition. Not for use in devices that require a button-top or protected cell.