XTAR MC4S 4-Bay Smart Charger with 18650 2600mAh 4.5A Battery Bundle | Type-C Portable Kit for Flashlights and Everyday Electronics

Product Description

This bundle combines the lightweight and compact XTAR MC4S 4-slot smart charger with reliable XTAR 18650 2600mAh 4.5A lithium-ion rechargeable batteries. (Available in 1-Pack or 2-Pack options). The included 18650 battery delivers a stable 2600mAh capacity, a 3.7V nominal voltage, and a 4.5A maximum continuous discharge current. The XTAR MC4S charger features four independent charging circuits, a universal Type-C input, and smart battery type recognition. With intuitive LED indicators and 0V activation to revive over-discharged batteries, this kit provides a complete, portable, and reliable power solution for your daily electronic devices. *(Note: MC4S supports standard 18650 batteries perfectly, but does not support protected 20700/21700 batteries).*

Key Features

• Complete Lightweight Power Kit: Includes one XTAR MC4S 4-slot charger (with USB cable) and one or two XTAR 18650 2600mAh 4.5A batteries based on your selection.

• Reliable Battery Specifications: Features 2600mAh true capacity, a 3.7V nominal voltage, a 4.2V charging cut-off voltage, and a 4.5A maximum continuous discharge current. Weighing only 47g, it measures 18.8mm in diameter and 68.8mm in height.

• 4 Fully Independent Charging Slots: Each slot features independent circuit control, allowing you to safely mix charge Li-ion and Ni-MH/Ni-CD batteries without interference.

• Smart Battery Identification: Automatically recognizes battery types and applies the optimal charging strategy: TC-CC-CV (Trickle-CC-CV) for Li-ion and precise 0ΔV / -ΔV detection for Ni-MH.

• Intuitive LED Indicator Lights: Red light indicates charging or activation; Green light means fully charged or empty slot; Flashing red/green indicates reversed polarity (please correct immediately).

• 0V Activation Technology: Built-in 0V activation feature safely revives and recovers over-discharged lithium batteries, giving new life to dead cells.

• Type-C Input & Versatile Use: Modern Type-C port allows for easy power connection via wall adapters, laptops, or car chargers. The compact and lightweight design (95g) makes it perfect for travel and outdoor use.

• Comprehensive Safety Protections: Built-in overcurrent, overcharge, overvoltage, and short-circuit protections. Automatically stops charging when the battery is full.

Product Parameters

Charger (XTAR MC4S):

• Model: XTAR MC4S

• Input Power: DC 5V 2.1A (Type-C)

• Constant Charging Current: 1A x 2 / 0.5A x 4

• Charging Cut-off Voltage: 4.20 ± 0.05V

• Charging Cut-off Current: ≤70mA

• Operating Temperature: 0 - 40°C

• Dimensions: L100 x W97 x H26.5 mm

• Net Weight: 95g

• Supported Battery Types: 3.6V / 3.7V Li-ion, 1.2V Ni-MH / Ni-CD

• Supported Sizes: 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 (See restrictions for physical slot limitations on outer slots). Note: This charger does NOT support protected 20700 and 21700 batteries.

Battery (XTAR 18650 2600mAh):

• Brand: XTAR

• Model: 18650 Rechargeable Li-ion Battery

• Nominal Capacity: 2600mAh

• Nominal Voltage: 3.7V

• Charging Cut-off Voltage: 4.2V

• Max Continuous Discharge Current: 4.5A

• Weight: 47g

• Dimensions: 18.8 ± 0.3mm (Diameter) x 68.8 ± 0.5mm (Height)

Applications

• Efficient daily charging for standard EDC flashlights and tactical lights.

• Reliable power source for 18650 batteries used in electronic cigarettes and mods.

• Portable charging solution for outdoor headlamps, camping gear, and survival kits.

• Convenient mixed charging station for managing both 3.7V Li-ion and 1.2V Ni-MH household batteries.

Frequently Asked Questions (FAQ)

Q1: What is included in this bundle?
A1: The bundle includes one XTAR MC4S 4-slot smart charger, one USB-A to USB-C charging cable, one user manual, and either 1 or 2 units of the XTAR 18650 2600mAh 4.5A batteries based on your selected variant.

Q2: Can this charger support the 18650 batteries included in the kit?
A2: Yes. The 18650 batteries are perfectly compatible. However, please note that while the MC4S supports standard 18650 size perfectly, it does NOT support protected 20700 and 21700 batteries.

Q3: What does the flashing Red and Green LED lights mean?
A3: When the LED lights flash between red and green, it indicates the battery has been inserted with reversed polarity. Please immediately remove the battery and insert it in the correct orientation.

Q4: What is the maximum charging current of the MC4S?
A4: The MC4S supports a maximum charging current of 1A for 2 slots simultaneously, or 0.5A for all 4 slots simultaneously.

Q5: Can I charge a Li-ion and a Ni-MH battery at the same time?
A5: Yes. The MC4S features 4 independent charging circuits. You can safely charge a 3.7V Li-ion battery and a 1.2V Ni-MH battery in different slots simultaneously.