TL904C - 4G Bluetooth Asset tracking device

Item No.: TL904C
TL904C  is an asset tracking device, mainly used for the safety management of outdoor lawn mowers, generator equipment, private vehicles, and electric skateboards. Built-in light sensor and Bluetooth sensor, it uses with Bluetooth beacon together.
Description Specification Application


LTE Cat M1/NB1 and GSM network
WIFI Location
Tamper Alarm
TCP, USSD protocols
Update by SMS or network
Built-in BLE sensor, works with Bluetooth beacon
Half an year of usage time


Communication Specifications:

LTE Specifications:

Operating Band :
Cat M1 LTE-FDD: B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B26/B27/B28/B66/B85
GSM: GSM850/900/1800/1900

GNSS Specifications:

GNSS Type: u-blox GNSS receiver
Positioning mode: support GPS/GLONASS/WIFI
Positioning accurancy: 2.5m
Speed accurancy: 0.05m/s
tracking: -167 dBm
Cold start:< -148 dBm
TTFF(Open Sky):
Cold start: <=34S
Hot start: <1s

General Specifications:

Dimensions : 95mm(L)  x  61mm(W) x 27.7mm(H)
Weight : 100g
Backup Battery : capacity 3000Mah
Working Voltage: DC 3.7V
Water Resistance:  IP67 compliant
Working Temperature: -20℃~+60℃
Temperature and humidity sensor: -40℃~+85℃

Air Interface Protocol:

Transmit Protocol: TCP, USSD
Report:  It's in sleep mode by default, and will report position and status when Bluetooth is disconnected
Low Power Alarm : Alarm when battery is low and update the notification when report
Geo-fence functionSupport at least 5 electronic fences
Special function: Anti-demolition alarm, remote restart, , support check current location information by SMS
Support anti-illegal shutdown, tracking mode, it can be set via SMS or network
support update by SMS and the network
Support Report by BLE
Breakpoint position report
Smart power saving mode