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Bayhon 1 Pack 3000mAh 4V USB RedLituium Battery Replacement for MK Headlamp & Flashlight - 3X Faster USB Charge Compatible with 48-11-2131, 2114-21, 2163-21, 2112-21, 2128-21
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【Battery Specifications】 -Voltage:4 Volt | Capacity: 3000 mAh |Conditions: 100% Brand New | Type: Li-ion | 1 Pack | Rechargeable
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Key Features
【Battery Specifications】 -Voltage:4 Volt | Capacity: 3000 mAh |Conditions: 100% Brand New | Type: Li-ion | 1 Pack | Rechargeable
【Widely Compatibility】-Compatible with MK 4V devices: Headlamps (2163-21, 2114-21) & Flashlights (2112-21, 2128-21).100% fit for 48-11-2131 battery compartment.
【Safe & Reliable】- Replace for 4 Volt MK Batteries.Obtained FCC CE RoHs Certification, Integrated Smart Chip and Multiple Protection Systems Prevent Over-Charging, Over-Discharging, Over-Current and Over-Heating for Safe Usage.
【Upgrade Capacity】-Cordless Tool Battery Packs Upgraded 3000mAh High Capacity Battery has 20% More Run-Time than Standard Batteries.No Memory Effect, Can be Charged or Discharged as Needed Without Loss of Capacity.Faster charging with 3X faster charge time.
【What You Get】-1 Pack 3.0 Ah Replace Battery for MK 4V Battery; 1 Year Manufacturer Warranty; Upgraded Your Power Tool Experience Now!
Product Details
| ASIN | B0GXDSLQV3 |
| Amazon Link | Buy on Amazon → |
| Listed Price | Check Price (verify on Amazon) |
| Last Updated | July 22, 2026 |
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