Cozy Cottage-Relax SM Series Lithium Battery Charger: Automatic charge termination
This smart USB charger is for the hobbyist who powers remote-controlled toys and gadgets with 7.4V lithium-ion batteries. It’s designed to make charging safe and straightforward, so you can focus on your projects without worrying about battery health.
Unlike basic chargers, it uses constant voltage and current to protect your batteries from overcharging. The clear blue and red LED indicators let you know at a glance when charging is in progress or complete. You can trust it to automatically stop charging once full, preventing damage to your valuable batteries. Its compact size and parallel charging capability mean you can charge multiple batteries efficiently, saving you time and hassle.
Compatible with 2S lithium-ion setups, this charger connects easily via USB, making it portable for use anywhere. It’s a reliable tool that simplifies your charging routine and extends the life of your equipment.
Features
- Parallel charging capability
- Charging indicator lights
- Compatible with 2S lithium-ion batteries
- Constant voltage/constant current charging
- USB input connector
- Automatic charge termination
General specs
- Brand: Cozy Cottage-Relax
- Model: SM Series
- Seller: Joom
- ID: 68bb779a29da9901b66517ed
- Connector Type: USB-A
- Output Voltage: 7.4
- Compatible Battery Chemistries: Li-ion
- First listed by seller: 11/15/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Cozy Cottage-Relax SM Series Automatic charge termination
|
POWEROWL FY1601 16 independent charging channels
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ISDT 608PD Black
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OSCAL EV7000 White App control for remote management
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Renogy RBC40D1S Two Charging Options for maximum efficiency
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VRURC T1116 White Built-in cables for multiple devices
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| Brand | Cozy Cottage-Relax | POWEROWL | ISDT | OSCAL | Renogy | VRURC |
| Model | SM Series | FY1601 | 608PD | EV7000 | RBC40D1S | T1116 |
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| Price | $14.89 | $29.99 | $39.99 | $335.60 | $199.99 | $29.99 |
| Seller | Joom | Amazon | Gshopper | Geekbuying | Amazon | Amazon |
| Update | January 3, 2026 | December 6, 2025 | July 25, 2024 | November 25, 2025 | December 6, 2025 | December 6, 2025 |
