20000mAh Ultra-Long Battery Magnetic 4G Asset GNSS Tracker

The ML920G stands out with a massive 20000mAh battery delivering months of standby—far beyond typical trackers. Its super strong magnet enables tool-free mounting on vehicles or assets, while IP65 waterproofing ensures durability outdoors. It supports real-time tracking, Geo-fence, vibration and teardown alarms via 4G LTE with GPS+GLONASS+BDS+AGPS. Ideal for long-term asset, trailer, and fleet monitoring.

Product Features

20000mah Large Battery

Up to 120 days standby, reduce frequent charging and lower maintenance trouble.
Strong Magnetic

Powerful magnet for easy attachment and removal without drilling.
Remote Voice Monitoring

Remotely listen to onsite sounds, confirm safety around tracked assets.
IP65 Waterproof

Resist splashing water and dust, stable for outdoor use.
Trajectory Playback

Replay 180 days route to trace asset paths and secure your assets.
Geo-fence

Get alerts for unauthorized zone crossings, restrict vehicle activity range.
Real-time Tracking

Monitor your asset location live, keep full control all the time.
GNSS+LBS Positioning

Precise satellite positioning, LBS backup when satellite signals drop.
Teardown Alarm

Sends alert on disassembly, guarding against tampering or accidental detachment.
Movement Alarm

Get alerted the moment your vehicle moves, perfect for parking security.
Vibration Alarm

Trigger alerts on abnormal vibration, prevent vehicle tampering.
Overspeed Alarm

Trigger alerts when speed exceeds limit, manage reckless driving risks.

Product Specifications
Key Features
Download (Manual /Catalog)

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Device Param

Model	ML920G
Demension	115(L)65(W)47(H)mm
Weight	467g
Working Voltage	DC 3.4V - 4.5V
Working Temperature	-20℃ - 60℃
Working Humidity	10%-85%RH
Built-in Memory	3000pcs GPS data can be stored at network blind area

GNSS

Hot/warm/cold Start	<3s，<35s，<45s @ Open Sky
GNSS Antenna	Built-in Ceramics GNSS Antenna
Positioning Type	GPS+GLONASS+BDS+AGPS
Tracking Sensitivity	-162dBm
Accurancy	GNSS Accuracy: <5M @ Open Sky
Accurancy	LBS Accuracy: 100-2000m (Depend on density of base stations)

Cellular

Technology	2G GSM+4G LTE CAT1
Working Frequency	ML920G-SA Module: SIMCOM A7670SA GSM: 850/900/1800/1900MHz LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B28/B66
	ML920G-EU Module: SIMCOM A7670E GSM: 900/1800MHz LTE-FDD: B1/B3/B5/B7/B8/B20
	ML920G-Global Module: SIMCOM A7670G GSM: 850/900/1800/1900MHz LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/B19/B20/B25/B26/B28/B66 LTE-TDD: B34/B38/B39/B40/B41
Cellular Antenna	Built-in

Power

Battery	3.7V 20000mAh Lion Polymer battery
Charging Time	About 15 hours
Working Current	4V/Average 45mA
Dormant Current	4V/less than 5mA
Standby Time	Tracking Mode: Around 25-30 Days
	Power Saving Mode: Around 60 Days
	Hibernate Mode: Around 120 Days