Working Time: 4-6 days Standby Time: 12 days Battery: 3.7V 400mA li-ion battery Charging Input: AC 110-220V 50/60HZ Standby Current: About 2.5mA Charging Output: DC 5V 500mA Antenna Type: GSM/GPRS Material: ABS Communication Frequency: 850/900/1800/1900Mhz Working Voltage: DC 3.4-4.2V Speaking...

GMS Frequency：900/1800MHz or 850/1900MHz GPS：Ublox7020 GPRS：Class 12,TCP/IP Battery：7V 600mAh Standby Current：≈0.2mA LBS Accuracy：<100~200m(95%) GPS Accuracy：>10- 50m(60%) Working Temperature：-2°C-+70°C Working Humidity：%20-80%RH

N9 - Mini GSM Audio Listening, Monitoring and Surveillance Device for Children and Personal Safety An easy to carry listening device for elderly people or children to be monitored from a distance. It can be placed in a bag or inside a...

Features 1.Real-time Tracking and GPS Positioning2.Network: GSM Quad Band Frequency 850/900/1800/1900M;3.Built-in 450mAh lithium battery, can standby up to 5 days4.Support iOS and Android and PC system5.Voice Listening, 2-way communication; offline, low power and geo-fence alert, etc6.Position: GPS+Beidou+LBS+WIFI7.Google map Operating System MTK Language Multi-languages Colors White...

The best choice among most intelligent GPS trackers, very small mini size as a 4G LTE Micro GPS tracker. Waterproof rating is IP67. This product is also good for kids, elderly, personal tracking, and can be worn around the neck like a necklace. Can be use at where phones not allowed   GPS + BDS + WIFI + LBS Network :  4G LTE Screen to show time, power, signal, device...