



Xtar ST2 2-Channel Quick Charger with LCD Screen for Li-ion
- Charger Channels: 2
- Compatible Battery Sizes: 18650, 20700, 21700, 22650, 26650
- Supported Chemistries: ICR, IMR, INR, Li-Ion
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Description
Xtar ST2 2-Channel Quick Charger
Ultra-Fast Li-ion Charger with LCD Screen
The Xtar ST2 is a dual-channel charger capable of incredibly fast charging for lithium-ion batteries. Utilizing a 4.1A charging current, the ST2 can fully charge two 18650 2000mAh batteries in 30 minutes! Quickly recharge and put those batteries back into your favorite electronics without wasting any time! This is all thanks to the USB-C input port, allowing for super-fast charging. The charger automatically tests the internal resistance of the inserted batteries and determines the best strategy for charging them allowing for a faster and safer charge. The Xtar ST2 has two of Xtar's key features: the 0V Activation Function and Three-stage TC-CC-CV charging. The 0V Activation Function revives over-discharged batteries and makes them available for immediate use. Likewise, the three-stage charging solution from Xtar uses a specifically designed TC-CC-CV charging method to safely efficiently charge batteries. First, it uses a trickle current to "wake" the battery, then moves over to a constant current for faster charging, and finally moves to a constant voltage stage to make sure the battery is fully charged.
Features:
- 4.1A Ultra-fast charging in two channels
- USB Type-C charging port
- Intelligent Temperature Control Sensing System
- Delicate, skin-friendly touch and design
- Clear LCD display shows real-time information like voltage, charging current, and more
- Small and portable with single grip design
Included Accessories:
- USB-A to USB-C Cable
- USB-C to USB-C Cable
- Manual
Specifications:
- Input: PD2.0 (15V 3A) QC3.0 (5V 3A / 9V 2A)
- Constant Current:
- PD2.0: 4.1A x 2 / 2A x 2 / 1A x 2
- QC3.0: 4.1A x 1 / 2A x 2 / 1A x 2
- End-of Charge Voltage: 4.20±0.05V
- End-of Charge Current:
- 1A: <100mA
- 2A: <150mA
- 4A: <190mA
- Operating Temperature: 0-40° C
- Compatible Batteries:
- 3.6V/3.7V Li-ion/IMR/INR/ICR: 18650, 20700, 21700, 22650, 26650
- Dimensions: 2.95" x 5.86" x 1.29" (75mm x 149mm x 33mm)
- Weight: 5.5oz (156g)
Item Details
| Brand | XTAR |
| SKU | XTAR-ST2 |
| Charger Channels | 2 |
| Compatible Battery Sizes | 18650, 20700, 21700, 22650, 26650 |
| Supported Chemistries | ICR, IMR, INR, Li-Ion |
Specifications
| Charge Rate | 4100 |
| Charger Channels | 2 |
| Compatible Battery Sizes | 18650, 20700, 21700, 22650, 26650 |
Unit Dimensions
| Length | 2.95 in (75 mm) |
| Width | 5.86 in (149 mm) |
| Height | 1.29 in (33 mm) |
| Weight | 5.5 oz (156 g) |
Packaging/Shipping Dimensions
| Length | 2.95 in |
| Width | 5.86 in |
| Height | 1.29 in |
| Shipping Weight | 0.34 lb |
Additional Details
| Warranty |
XTAR 2 Year Warranty Battery Junction Warranty |
| Return Policy | Return Policy |
Bright Buys
- Trusted and reliable; consistently rated as a top customer pick for LED flashlights
- Superior 1,600mAh capacity means longer runtimes and less frequent battery changes
- Optimized for both high and low drain devices
- State-of-the-art automated production lines ensure the highest quality and safety protections
- Ideal for low-drain applications that require a primary battery to provide constant power
- 10-year shelf life - stock up for emergencies!
- The best choice for consistent power, great in low-drain devices like remotes
- Safe and reliable - capable of performing in high or low temperatures
- 225mAh capacity drives long runtimes for watches and electronics
- CR2032 coin cells packed with 3V of power
- Convenient 6-piece retail card provides backup batteries
- Easily replaceable primary lithium cells
- Top recommended battery for Apple AirTags
- 11-in-1 card sized tool fits in your wallet or on a keychain!
- Packed with handy tools including a screwdriver & 7 wrench settings
- Serrated saw and straight-edge knife for quick cutting jobs
- Can + bottle openers for campsite meals or end-of-shift relaxation
- Independent 4-slot charging for different batteries
- Touch screen control provides user-friendly operation
- 4 working modes for charging, testing batteries, and more
- Compatible with Li-ion, Ni-Cd, & NiMH batteries
- Quick Charge 3.0 technology enables fast and efficient device charging
- USB compatibility supports a wide range of electronic devices
- Compact adapter design makes it ideal for travel and everyday use
- Intelligent charging management helps optimize power delivery
- Universal cable to consolidate chargers for work, home, or EDC use
- USB-C, Micro-USB, and Lightning plugs for various electronics
- USB-C input with USB-A adapter for use with any USB power source
- 3.93ft long cord, allowing you to use your phone during recharging!
- Premium materials for durability and fast charge speeds
- Fits flashlights w/ diameter of 24-32mm & length of 130mm-170mm
- Great for EDCs, tactical lights, slim lights, & more!
- Durable and flexible nylon material keeps lights secure
- 33g weight won't drag you down!
- Portable powerhouse - emits a 1148ft beam from a 3.4in light!
- Strobe and SOS modes accessible for emergencies
- Dual-fuel power - swap in a CR123A when needed
- Strong magnetic tailcap for hands-free repair jobs
- USB-C port offers seamless recharging from anywhere!
- 3,000 lumens and a 250-meter throw - fierce illumination to light up your backyard
- Multiple output modes are accessible via easy side switch operation
- Strobe, SOS, and beacon modes offer distinct signaling capability
- High-capacity battery supports the light with a maximum 227-hour runtime



