Magnetic USB Charger Cable for HW12 HW16 HW21 Smartwatch 2-Pin

Magnetic Smartwatch Charging Cable – Never Miss a Charge

Keep your HW12, HW16, or HW21 smartwatch powered up and ready to go with this compact, lightweight 2-pin magnetic USB charging cable. The powerful magnetic thimble contact snaps onto your watch instantly — no fumbling with tiny ports. At just 11 grams and 60 cm long, it's the perfect backup charger for your car, office desk, or travel bag.

Made in Mainland China.

Key Features

• Universal Fit: Compatible with HW12, HW16, and HW21 smartwatches
• Magnetic 2-Pin Connection: Strong magnetic suction snaps into place automatically for a secure, reliable charge every time
• Lightweight & Portable: Weighs only 11 grams — toss it in your bag, glove box, or desk drawer
• 60cm / 23.62" Cord Length: Practical length for bedside, desk, or in-car use
• 5V / 0.5A Input & Output: Safe, stable charging current to protect your watch battery
• No Tangling, No Hassle: Clean, smooth cable surface resists kinks and tangles

Specifications

Great for On-the-Go Charging

Whether you're commuting, traveling, or simply need a spare at the office, this magnetic smartwatch charger is an affordable, reliable solution. Stock up and keep one everywhere you need it. Check out our other accessories like the 1.3m Spiral Cable Protector and 10-Pack PC Fan Extension Cables for more cable management solutions.

For general guidance on safely charging personal electronic devices, visit the U.S. Consumer Product Safety Commission – Lithium Battery Safety.

Learn more: USB hardware

Frequently Asked Questions

Q: Which smartwatch models is this magnetic charging cable compatible with?

A: This 2-pin magnetic USB charging cable is specifically designed for the HW12, HW16, and HW21 smartwatch models. Always confirm your watch model before purchasing to ensure compatibility.

Q: How does the magnetic charging connection work?

A: The cable uses a 2-pin magnetic thimble contact system. Simply bring the magnetic end close to the charging port on your smartwatch and it snaps firmly into place automatically, making charging quick and effortless.

Q: How long is the charging cable?

A: The cord measures 60 cm (approximately 23.62 inches), providing a convenient length for desk, bedside, or in-car use without being overly bulky.

Q: Is this cable safe to use with my smartwatch battery?

A: Yes. The cable operates at a safe 5V / 0.5A input and output, delivering a steady, controlled charge that is gentle on your smartwatch's battery over time.