Position system:LBS base station positioning+WiFi positioning. Insert the card way:Nano SIM card with chip facing up (with card holder). Wearable devices monitor human activities through electronic sensors.
eBay
Waterproof micro sim extension cable IP67 Panel Mount Micro-sim cable Micro SIM Card to Micro SIM Card Connector FPC cable
Aliexpress UK
Package Included: 1 x Kid Smart Watch 1 x User manual 1 x USB cable Specification: Color: purple, red, green Strap Material: Silicone Screen: 1.44 inch touch screen Display resolution: 128*128 Camera: 8W Memory/Read-only memory: 32M/32M Battery capacity: 400mAh Charging time: 2H Working time: 3-4 days Applicable age: 3-12 years old Positioning method: base station positioning Functions include: tracking, monitoring, phone book, intercom footprint, watch alarm clock, safe area, SOS emergency alarm, remote shutdown, lighting, games (math games), camera, photo album, flashlight .
eBay
LTE ICCID IMSI SIM Card Reader Writer Programmer 2FF 3FF 4FF 2G 3G 4G Writbale SIM +5pcs SIM blank Cards+SIM personalize Tool
Aliexpress UK
Everything works except microphone. Can hear when call what talking but can't hear you. Gps works Camera works Messages Comes with all accessories charger 2 straps On screen is protector can be taken of. Can be used as it is with nano sim.
eBay
XUESEVEN KOM8 4G LTE HD Dual Camera Smartwatch Face Recognition GPS SIM Card Google Play Store Payment Function Men Watch Phone
Aliexpress UK
【NFC Access Card】With just a simple gesture, bring your wristwatch close to the NFC-enabled lock to unlock your door instantly. Compatible systems : Android 5.0 and above; IOS 10.0 and above. Never lose your way during your outdoor explorations again.
eBay
S9 Ultra 4G Smartwatch with Camera 8GB + 128GB S9 HK Ultra One Smart Watch Android Support SIM Card Wifi GPS Download APP Game
Aliexpress UK
With a sleek black design and a durable plastic case, it is compatible with Android devices and features a convenient SIM card slot. The watch operates on Android Wear and has a case size of 38 mm.
eBay
Elderly Smart Watch For Seniors Kids Fall Detection Smartwatch SOS Watch GPS Positioning 4G Sim Card Footprint S10 Heart Rate
Aliexpress UK
SIM card type: Nano SIM card. Network type: Single SIM card. Phone type: 4G Android smart watch. Support for SIM card insertion. Android 4G All Network Connectivity/WIFI Networking. design: watch style.
eBay
VP29 Smartwatch 5G Android 256GB Storage 4G/5G LTE Sim Card GPS WIFI 2.29 inch 490*580 Amoled Smart Watch With 8MP Rotary Camera
Aliexpress UK
SIM card type: SIM card (small card Nano SIM card). Network type: single SIM card. Feature 5:WIFI wireless fast internet access. Watch type: 4G Android smart watch. Check if the SIM card is available.
eBay
Microwear Ultra Ai3 Smartwatch Men Women 4G SIM card Wifi Cellular GPS NFC Ultra 3 Android 180° Rotating Camera Smart Watch
Aliexpress UK
Screen material AMOLED. sim card available Yes. 4G full Netcom, global call;. network mode 5G. Step2: Download Bluetooth Assistant from the watch's app market, scan and download the APP: HiSportPro on the phone.
eBay
Kids Smart Watch Phone 4G Sim Card 2G Internet SOS LBS Location Call Child SmartWatch Camera Waterproof Clock For Boys Girls
Aliexpress UK