Description
The XTAR VX4 V2 4-Slot Smart Battery Charger with 2-Pack 21700HP 5000mAh batteries is the ultimate charging kit for enthusiasts and professionals. The VX4 V2 is an all-in-one intelligent fast charger that supports a wide range of battery chemistries, including Li-ion (3.6V/3.7V), LiFePO4 (3.2V), 1.5V Li-ion, and NiMH/NiCd (1.2V). It features a clear LCD display, 3A PD fast charging, and a built-in capacity tester. Paired with two XTAR 21700HP 5000mAh 25A high drain cells, this bundle delivers exceptional performance for flashlights, drones, power tools, and DIY projects.
Key Features
VX4 V2 Charger:
4-Slot Smart Charging: Charge up to 4 batteries simultaneously with independent channel control.
3A PD Fast Charging: Supports USB PD 2.0 and QC 3.0 for fast and efficient charging.
LCD Display & Capacity Tester: Real-time display of voltage, current, capacity, and internal resistance.
Wide Chemistry Compatibility: Supports Li-ion (3.6V/3.7V), LiFePO4 (3.2V), 1.5V Li-ion, and NiMH/NiCd (1.2V).
Dual Mode: Choose between automatic optimal charging or manual current selection.
Microcurrent Repair: Revives over-discharged batteries with low-current activation.
Multiple Protections: Reverse connection, short circuit, overvoltage, overcurrent, and overcharge protection.
Type-C Input: Compatible with charging sockets, computers, power banks, and car chargers.
21700HP Battery:
25A High Continuous Discharge: Delivers strong and stable power output for high-wattage devices.
5000mAh Large Capacity: Provides extended runtime, reducing the need for frequent recharging.
8-Layer Smart Protection Chip: Built-in safeguards against overcharge, over-discharge, overcurrent, overvoltage, leakage, short circuit, and overheating.
500+ Charge Cycles: Eco-friendly and cost-effective, designed for long-term reusability.
Premium XTAR Quality: 100 percent authentic capacity with no false labeling.
Parameters
VX4 V2 Charger:
| Parameter | Specification |
|---|---|
| Brand | XTAR |
| Model | VX4 V2 |
| Input | PD 2.0 (12V-1.67A) / QC 3.0 (9V-2A) / 5V-2A |
| Input Port | Type-C |
| Constant Charging Current | 3A x 1 / 2A x 2 / 1A x 4 / 0.5A x 4 / 0.25A x 4 |
| Cut-off Charging Voltage | 3.6/3.7V Li-ion: 4.2V plus or minus 0.05V; 1.5V Li-ion: 1.5V; 3.2V LiFePO4: 3.65V plus or minus 0.05V; 1.2V NiMH: 1.45V plus or minus 0.1V |
| Charging Cut-off Current | Less than or equal to 150mA |
| Operating Temperature | -10 to 40 degrees Celsius |
| Dimensions | 130mm x 112mm x 35mm |
| Weight | 315g |
21700HP Battery:
| Parameter | Specification |
|---|---|
| Brand | XTAR |
| Model | 21700HP |
| Battery Type | 21700 Li-ion Rechargeable Battery |
| Nominal Voltage | 3.6V |
| Charge Cut-off Voltage | 4.2V |
| Capacity | 5000mAh |
| Continuous Discharge Current | 25A |
| Dimensions | 21.5 plus or minus 0.3mm (Diameter) x 74.8 plus or minus 0.5mm (Length) |
| Weight | Approx. 73g each |
Applications
VX4 V2 Charger:
Compatible with Li-ion (3.6V/3.7V) cells: 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650, 32650.
Compatible with LiFePO4 (3.2V) cells.
Compatible with 1.5V Li-ion cells: AAA, AA.
Compatible with NiMH/NiCd (1.2V) cells: AAA, AA, A, SC, C, D.
21700HP Battery:
Flashlights, drones, power tools, vacuum cleaners, DIY battery packs, and industrial equipment.
FAQ
Q1: What batteries can the VX4 V2 charger handle?
A: The VX4 V2 supports Li-ion (3.6V/3.7V), LiFePO4 (3.2V), 1.5V Li-ion, and NiMH/NiCd (1.2V) batteries, covering a wide range of sizes from 10440 to 32650.
Q2: Does the VX4 V2 support simultaneous charging of different battery types?
A: No. It does not support simultaneous charging of 3.6V/3.7V lithium batteries and 3.2V lithium iron phosphate batteries at the same time. Please charge batteries of the same chemistry together.
Q3: How fast does the VX4 V2 charge batteries?
A: With a single battery, it supports up to 3A fast charging via PD 2.0 or QC 3.0. When charging multiple batteries, the current automatically adjusts based on the number of slots in use.
Q4: What is the capacity tester function?
A: The VX4 V2 can measure and display battery capacity, voltage, current, and internal resistance in real time on the LCD screen, helping you assess battery health.
Q5: Is the 21700HP battery protected?
A: Yes, the 21700HP features a built-in 8-layer smart protection chip to prevent overcharge, over-discharge, short circuits, and overheating, ensuring maximum safety.
Q6: Can I use the VX4 V2 with a power bank or car charger?
A: Yes. The VX4 V2 features a Type-C input port and supports multiple input devices including charging sockets, computers, power banks, and car chargers.
Q7: How many batteries come in this bundle?
A: This bundle includes the XTAR VX4 V2 charger and two XTAR 21700HP 5000mAh batteries.
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