In addition, there are a variety of monitoring functions such as heart rate, respiratory training, blood oxygen, sleep status and so on. The dual strap design gives you more options when matching your outfit, attending parties or travelling for sports.
eBay
💡 Breathing training. You can also choose your picture as dial, such as your selfie or photo of your child, family, pet, etc. Our smartwatch also features lack of exercise, drinking water and physiological cycle reminders that vibrate to remind you.
eBay
Battery capacity：2700mah. 2G：GSM：B2 B3 B5 B8. Bluetooth：4.0. WIFI：Support 2.4G\5G. LTE-TDD：B38 B39 B40 B41(100MHz). LTE-FDD：B1 B2 B3 B5 B7 B8 B12 B20.
eBay
Simplify your daily life with NFC technology. This feature turns your military smart watch into a versatile connected watch. Personalize your experience with customizable buttons that provide quick access to your favorite functions.
eBay
IPhone & Android Compatible + 24/7 Support – Seamless pairing with iOS/Android phones via Bluetooth 5.0+/5.3; backed by Invens professional support. The watch detects sleep: 10 p.m. 8 a.m. The large, responsive screen wakes instantly, with 200+ watch faces plus DIY uploads to personalize your fitness watch.
eBay
USB Headphones Headset with Microphone Noise Cancelling For PC Laptop Chat Call. Car Bluetooth Kit Universal Wireless Handsfree Speaker Phone In-Car Speakerphone. Bluetooth version: Bluetooth 4.0. Care about your sleep quality and adjust sleep habits.
eBay
The two-way calling feature allows your child to make and receive calls, ensuring they can always get in touch with you. Kids Phone Watch not only has two-way calling function. 【Ideal Gift for Kids】The kids smart watch has a wealth of features to keep children's lives safe and fun.
eBay
Different from other kids smart watch for girls with blurry picture quality. The puzzle effectively trains children's hand-eye coordination and responsiveness, which is very suitable for children aged 3-12.
eBay