If you have any questions about the product or need to inquire about the logistics, you can ask. After purchase, you can send an email. Usually, the reply will be quicker in the afternoon or evening.

Attention:

This device only support 4G and 2G GSM network, it don't support 3G network. Can not used in USA.

Main features:

• 4G LTE+2G GSM networks
• GPS + LBS +WIFI tracking ways
• Health management with Pill reminder, Step
• Waterproof IP67
• 1.3' LCD HD screen (240*240pdi)
• Web platform/ Phone App/ SMS for positions check
• High pixel camera for photos
• Talking clock
• Low battery alarm
• Ringtone to find the pendant

Product specification:

Version A bands combination:

4G-FDD: Band 1/3/5/7/8/20

4G-TDD: Band 38/39/40/41

2G-GSM: Band 2/3/5/8

Version B bands combination:

4G-FDD: Band 2/4/5/7/12/28A

2G-GSM: Band 2/3/5/8

GPS locating time:30sec with cold boot (open sky)

29sec with warm boot (open sky)

5sec with hot boot (open sky)

GPS positioning accuracy:5-15m (open sky)

WIFI positioning accuracy:15-100m(Under WIFI range

Working temperature:-20 ~ +70

Working humidity:5% ~ 95% RH

Host size:59(L)*45.3(W)*16(H)mm

Host Net weight: 41g

Battery:600mAh

GPS positioning accuracy:10-50m (open sky) WIFI positioning accuracy:100-500m(Under WIFI range LBS positioning accuracy : 500~1000m GPS is only can used for outdoor, the GPS positioning will automatically change to LBS/WiFi positioning in indoor used.

Q: After SIM card installed, App shows "Not enabled".

A:

1. Please delete PIN code of sim card for this device. Check whether the SIM card in bracelet activate GPRS data plan. Make sure the bracelet is powered off when installing a SIM card.
2. after you insert the sim card to the bracelet , check if it can have a call to the watch;

3.If you can call the bracelet, then send SMS pw,123456,ts# to the bracelet, if there is a r...