Product Description
This bundle combines the versatile XTAR VC4 4-slot smart charger with compact XTAR 16340 650mAh 3.7V protected lithium-ion rechargeable batteries. (Available in 1-Pack or 2-Pack options). The included 16340 battery delivers 650mAh capacity with a 3.7V nominal voltage, a built-in protection board, and a 0.95A maximum continuous discharge current. Engineered for durability, this battery maintains less than 20% capacity loss after 300 charge cycles, ensuring long-term reliability. The XTAR VC4 charger features an innovative LCD gauge-style screen, original 0V activation technology to revive over-discharged cells, and independent four-slot mixed charging. This kit offers a complete, safe, and durable power solution for your compact electronic devices.
Key Features
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Complete Compact Power Kit: Includes one XTAR VC4 4-slot charger (with cable and pouch) and one or two XTAR 16340 650mAh 3.7V protected batteries based on your selection.
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Durable Battery Specifications: Features 650mAh true capacity, a 3.7V nominal voltage, and a 0.95A maximum continuous discharge current. The integrated protection board ensures safety against overcharge, over-discharge, and short circuits.
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Extended Cycle Life: Designed to maintain over 80% of its original capacity even after 300 recharge cycles, offering long-term value and dependable performance over time.
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Innovative LCD Gauge Screen: The VC4 charger displays real-time battery voltage, charging current, capacity (mAh), and slot information, allowing you to accurately monitor the charging status.
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Original 0V Activation Technology: Safely revives over-discharged lithium batteries that have dropped to an extremely low voltage, restoring them to a usable state.
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Independent 4-Slot Mixed Charging: Each slot operates independently. The charger supports safe mixed charging of 3.6V/3.7V Li-ion and 1.2V Ni-MH/Ni-CD batteries simultaneously without any interference.
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Smart Safety Warnings & Auto Stop: The screen clearly displays "Full" when fully charged, "null" when the battery is damaged, and "Err" when inserted with reversed polarity. The charging process automatically stops once the battery is fully charged.
Product Parameters
Charger (XTAR VC4):
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Input Power: DC 5.0V 2.1A (USB power supply)
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Charging Current Options: 0.5A (500±50mA) / 1.0A (1000±80mA)
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Charging Cut-off Voltage: 4.20V ± 0.05V (Li-ion) / 1.45V ± 0.1V (Ni-MH)
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Operating Temperature: 0 - 40°C
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Dimensions: L149 x W115 x H35 mm
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Net Weight: 210g
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Supported Battery Types: 3.6V/3.7V Li-ion (IMR/INR/ICR), 1.2V Ni-MH/Ni-CD
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Supported Li-ion Sizes: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, 32650
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Supported Ni-MH/Ni-CD Sizes: AAAA, AAA, AA, A, SC, C, D
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Note: It supports standard protected 16340 batteries, but does not support protected 20700 and 21700 batteries.
Battery (XTAR 16340 650mAh):
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Brand: XTAR
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Model: 16340 Rechargeable Li-ion Battery
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Nominal Capacity: 650mAh
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Nominal Voltage: 3.7V
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Protection Board: Built-in (Protected)
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Max Continuous Discharge Current: 0.95A
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Weight: 17g
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Dimensions: φ16.4 ± 0.3mm (Diameter) x H34.3 ± 0.5mm (Height)
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Cycle Life Performance: Capacity loss less than 20% after 300 cycles.
Applications
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Ideal power supply for compact EDC flashlights, pen lights, and tactical pocket lights.
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Reliable energy source for laser pointers, small remote-control toys, and portable gadgets.
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Efficient charging and maintenance for 16340 batteries used in specialized electronic devices.
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Mixed charging solution for both 3.7V Li-ion and 1.2V Ni-MH batteries used in household items.
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A long-lasting and cost-effective backup power kit for emergency gear and outdoor equipment.
Frequently Asked Questions (FAQ)
Q1: What is included in this bundle?
A1: The bundle includes one XTAR VC4 4-slot charger, one USB charging cable, one storage pouch, a user manual, and either 1 or 2 units of the XTAR 16340 650mAh 3.7V protected batteries based on your variant selection.
Q2: Is this 16340 battery compatible with the VC4 charger?
A2: Yes. With a compact diameter of 16.4mm and a height of 34.3mm, this 16340 battery fits securely and safely into the VC4 charger's spring-loaded slots for efficient charging.
Q3: What does the 300-cycle lifespan feature mean for this battery?
A3: It means after 300 full charge and discharge cycles, the battery will still retain more than 80% of its original 650mAh capacity. This guarantees long-term reliability and value for money.
Q4: What is the maximum charging current of the VC4 charger?
A4: The XTAR VC4 offers two adjustable charging currents: 0.5A and 1.0A. It supports up to a 1.0A charging current per slot when charging four batteries simultaneously.
Q5: How does the "0V Activation" feature work?
A5: If your lithium battery has been over-discharged to an extremely low voltage (near 0V), the VC4 will apply a safe, low current to gently reactivate the battery's internal protection circuit, often successfully restoring it to a chargeable and usable condition.
