LG MJ1 18650 3500mAh 10A Battery - Protected Button Top

Key Features 3500mAh High Capacity: The LG MJ1 is one of the most respected high-capacity 18650 cells available — 3500mAh of genuine LG Chem capacity in a protected button top format ready to drop into compatible devices. 10A Maximum Continuous Discharge: 10A continuous gives this cell enough current headroom for a wide range of flashlights, electronics, and single-cell devices without breaking a sweat. PCB Protection Circuit: Built-in protection covers overcharge, over-discharge, over-current, and short circuit — so you can use it in compatible devices without worrying about cell-level failures. Button Top Terminal: Positive button top for broad device compatibility — just keep in mind this cell is longer than a standard flat top unprotected 18650, so check your device's battery compartment dimensions before ordering. Original LG MJ1 Cell Base: This is a genuine LG Chem MJ1 flat top cell with a button top and PCB added by a third-party manufacturer — you get the real cell with added protection and button top convenience. Note: This is a button top protected 18650 battery which is longer than a standard flat top unprotected 18650 battery. Overview The LG MJ1 has long been a favorite in the 18650 world for its combination of high capacity and reliable chemistry, and this protected button top version makes it accessible for devices that need button top format with built-in cell protection. Starting from the authentic LG Chem MJ1 flat top cell, a third-party manufacturer adds a button top terminal and PCB protection circuit covering overcharge, over-discharge, over-current, and short circuit — giving you cell-level protection without needing an external BMS. At 3500mAh and 10A continuous discharge, it handles everything from high-performance flashlights to single-cell electronics with plenty of capacity to spare. One thing to know before you order: the added button top and PCB make this cell physically longer than a standard flat top unprotected 18650 — measure your device's battery compartment and confirm the fit first. Applications / Uses High-capacity flashlights and portable lighting designed for protected button top 18650 cells Consumer electronics, personal devices, and everyday carry gear requiring button top 18650 format Portable power banks and single-cell devices where built-in PCB protection adds essential safety Medical and industrial handheld equipment requiring long-runtime protected lithium-ion power Button top 18650 replacements where 3500mAh capacity and protection circuit are both a requirement Specifications Brand: LG Chem Model: MJ1 Battery Type: 18650 Lithium-Ion Nominal Capacity: 3500mAh Nominal Voltage: 3.6V Maximum Voltage: 4.2V Max Continuous Discharge: 10A Protected: Yes (PCB) — overcharge, over-discharge, over-current, short circuit Battery Top: Button Top Approx. Dimensions: 23.2mm x 69.3mm Approx. Weight: 48.8g This is a button top protected 18650 battery and is longer than a standard flat top unprotected 18650 battery. Please verify device compatibility before purchase.