USB Magnetic Smart Watch Charger – SKG Letsfit UMIDIGI Cubitt
Universal USB Magnetic Charging Cable for Popular Smart Watches
Keep your smartwatch powered up with this reliable USB magnetic charging cable, designed to fit a wide range of popular smartwatch brands including SKG, Letsfit, UMIDIGI, Cubitt, Willful, YAMAY, Letscom, Fitpolo, VeryFitPro, WYZE, and many more. With its secure magnetic connection and standard USB-A plug, charging your watch is as simple as snapping it on.
Made in Mainland China.
⚠️ Important: Check Your Watch's Charging Spacing Before Purchasing
This cable is designed for watches with a 2.84mm charging pin spacing. Many similar-looking cables on the market use a different spacing and will NOT be compatible. Please measure your watch's charging port spacing before ordering to ensure a proper fit. You can use a standard USB-A or USB-C plug as a reference, as shown in the product images.
Compatible Watch Models
| WYZE | Wyze 44mm, Wyze 47mm |
| Willful | SW021, SW023, SW025, ID205L, ID205S, ID216 |
| Letsfit | ID205L, ID205S, ID206, EW1, IW1, IW2 |
| YAMAY | ID205L, ID205S, ID205U, SW021, SW023, SW025, ID206, ID216 |
| Letscom | ID205L, ID205S, ID205U, ID205G, ID206, ID216, GT01 |
| UMIDIGI | Uwatch 3S, Uwatch3, Uwatch3 GPS, Uwatch 2S, Uwatch2, UFit, Urun, Urun S |
| Fitpolo | IDW13, ID205L, ID205S, ID205G, GT01 |
| VeryFitPro | ID205L, ID205S, ID205G, ID205U, ID206, GT01 |
| Lintelek | ID205S, ID205L |
| Dirrelo | GT01, ID206 |
| LIFEBEE | GT01 |
| SKG | V7, V7 Pro, V7 Cyber, R8 (not for V7-2) |
| Cubitt | CT4 (not for other Cubitt models) |
| 3Plus Vibe | Vibe Pro, Vibe Lite |
| T42 Series | KASEEMI T42, ANDFZ T42, OUFUNI T42, Bakeey T42, TBITD T42 |
| IDW13 Series | TOOBUR, VRPEFIT, TEMINICE, Konitee, Faweio, Amzhero IDW13 |
❌ NOT Compatible With
This cable does NOT fit the following brands/models: Blackview, AcclaFit, AGPTEK LW11/LW31, BIGGERFIVE, Cloudpoem, Dafit, Donerton, EIGIIS, Fitonme, GloryFit, HAVAFIT, IMILAB KW66, KALINCO, LIGE, Mgaolo Kids, Nerunsa, Popglory, Reflex Active, RIVERSONG, SoundPEATS, Tensky, Ticwatch GTX, Xiaomi Haylou RT/Solar, YAMAY SW022, ZOSKVEE, and others. Please check compatibility carefully before purchasing.
Key Features
- ✅ Magnetic snap connection — easy, one-handed charging every time
- ✅ 2.84mm pin spacing — precise fit for compatible models
- ✅ Standard USB-A connector — works with any USB wall adapter, power bank, laptop, or computer
- ✅ Compact & portable — lightweight design ideal for travel and everyday use
- ✅ Wide brand compatibility — supports 15+ smartwatch brands and dozens of models
Charging Tips for Longer Battery Life
- Charge your watch before the battery fully drains to extend overall battery lifespan.
- Use a computer, laptop, or power bank for best results.
- Use a 5V/1A adapter only — do NOT use a quick charger with voltage/current exceeding 5V/1A, as this may damage your watch.
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Learn More About Safe Charging Practices
For guidance on electrical safety with consumer electronics and chargers, visit the U.S. Consumer Product Safety Commission (CPSC) – Electronic Safety.
Frequently Asked Questions
Q: How do I know if this USB magnetic charging cable is compatible with my smartwatch?
A: The most reliable way to check is to measure the charging pin spacing on the back of your watch. This cable requires a 2.84mm spacing between the two charging contacts. You can use a standard USB-A or USB-C plug as a reference tool. If your watch's spacing matches this measurement, the cable will fit. If not, it will not be compatible. Always double-check your specific watch model against the compatibility table above before purchasing.
Q: Which UMIDIGI smartwatch models does this charger support?
A: This magnetic USB charging cable is compatible with the following UMIDIGI models: Uwatch 3S, Uwatch 3, Uwatch 3 GPS, Uwatch 2S, Uwatch 2, UFit, Urun, and Urun S. It is not confirmed to work with other UMIDIGI models not listed here.
Q: Can I use a fast charger or quick charge adapter with this cable?
A: No — it is strongly recommended to use only a standard 5V/1A power source such as a computer USB port, laptop, or standard wall adapter. Using a quick charger that exceeds 5V or 1A may damage your smartwatch's battery or charging circuit.
Q: Is this the same as other similar-looking smartwatch charging cables on the market?
A: Not necessarily. Many cables look identical but have different pin spacings. This cable has a 2.84mm charge spacing, which is specific to certain models. Always verify the spacing before purchasing to avoid receiving an incompatible charger.