Better Tracking car Relay GPS Tracker Device GSM Locator Remote Control Anti-theft Monitoring Cut off oil power System End Lk720

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Availability: in stock
Color: CJ720
Price:  US $36.98
Sale Price:  US $16.27
from AliExpress
45 days Money back 45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
On-time Delivery On-time Delivery
Guarantees: On-time Delivery 60 days

Patent certificate: patented product

(quality is more secure, source manufacturers)

Upgrade of GPS module: comparison of GPS signal reception intensity before and after upgrade

Intelligent anti-theft system

Car start, automatically cancel the anti-theft mode; stop the fire, the positioner
automatically enters the anti-theft mode

Multiple location tracking—24 hour upload

Beidou+GPS+LBS multi-mode positioning system makes the acquired position

information more accurate and reliable, and rejects all errors;

Electric fence

Set the security zone. When the car enters or leaves the security zone, the mobile

phone will receive the reminder at the first time. You can keep track of the car dynamics

without opening the app.

Historical track—180 days

Free storage of the cloud, recording the car's 180-day driving trajectory throughout the

day, in case of special circumstances, do not worry, the phone can be seen

anytime, anywhere, it is so capricious.

Vehicle vibration alarm

When the car is stationary, the positioner automatically enters the fortified state. When the car is moved or bumped, the positioner will immediately send an alarm message to the owner (sms, phone, APP, multiple alarm prompts)

Equipment removal alarm

The device is equipped with a sensitive sensor, and when the device is removed

or destroyed, the owner will immediately receive an alarm message.

How to use
1. opend the cover,Insert a NANO SIM card support GSM/GPRS network into the slot and make sure the chip side is up、(blue light flashes, green light flashes,)
2.Set APN: APN123456 CMNET(please use your local APN instead of CMNET,if you do not know the APN content,you should contact your SIM card supplier)
3. Set admin number by sending a SMS command to the SIM card inside device
For example: admin123456+86186******(+86186*****should be youe phone number)
4.Connect cable follow the picture、(Oil cut test wiring video:、
APP Google store (Yuntrack
APP Google Maps choose to login
PC website login
Dealer account
Add new user guidance:
APP Oil cut instruction:

Special Note:
Oil pump(fuel pump) line search
Need professionals.
Or auto mechanic repair shop to help find.
Power supply, fuel cut control line
(1) The standard power supply of this equipment is 10V-50VDC, the red line is the positive pole of the power supply, and the yellow (black) is the negative pole of the power supply; when installing the negative pole of the power supply, please select the grounding or grounding separately, and do not share with other ground lines;
(2) The oil cutoff control line (green/blue line) is connected to the oil pump(fuel pump) line.
Send Command
Cut off Oil (The car can't be started, it can only start normally after it needs Restore Oil, and the speed is 60KM/H Cut off Oil – it can go out normally after about 2 minutes.)

GPS and Russian GLONASS dual-mode positioning

◆ Real-time tracking ◆against pseudo base-station&detect
◆ Vibration/Displacement/Low battery/Power off/over speed alert
◆ Main power cut off alert ◆ Geo-fence
◆ History Route ◆ Cut and resume Fuel Pump remotely ◆ AGPS locating

Functions and Product parameters ( Relay GPS Tracker CJ720/ Off petrol and electricity
Terminal size : 31x 31x 57mm
Backup Battery:3.7V 100mAh
Network: GSM/GPRS
Network Band: 850/900/1800/1900Mhz
GPS module: MTK2503
GPS sensitivity: -159dBm
GPS position accuracy: 10m
First positioning time: Cold start 45-120 seconds
Warm start: 35 seconds
Hot start : 1 second
Operating voltage: 10-50V input
Battery : Built-in lithium battery 3.7V 110mAh
Storage temperature: -40°C to +85°C
Operating temperature: -20°C to +55°C
Humidity :5% – 95% Non-solidified

LED Indicator Definition

Green Indicator:GPRS

Status of indicator



GSM/GPRS conversation start

Continuously in bright status

No GPRS signal

Green Led off

Power off or in sleep mode

Blue Indicator:GPS

Status of indicator



GPS location successful

Continuously in bright status

GPS signal searching

Blue led off

Power off or in sleep mode

Red Indicator:Power charge

Status of indicator


Continuously in bright status


Red led off

Power off or charged full

More Commands


Command Format



for example



apn ok

apn123456 cmnet


apnuser ok


apnpasswd ok

admin number

admin123456+space+admin phone number

admin ok


admin123456 186********

time zone

timezone+123456+space+GMT No.

timezone ok

timezone123456 +1

Power save(default)

sleep123456 time

sleep time ok

shock sleep

sleep123456 shock

sleep shock ok

no sleep

sleep123456 off

sleep off ok

upload frequency


upload ok

upload123456 10

Cut and resume oil


Cut oil OK



111 or SF

Arm delay in 0s

000 or CF


G123456# or where

Google map



restart ok

Back to factory


No reply

Faults & The solutions
Q:Start up Fail?
A:Check the cable connect right or not.
Q:The device can not obtain location information?
A:Place the unit at the open area to test.
Q:How to choose SIM card?
A: the SIM card must support GSM&GPRS,and ensure that the
card has enough currency and credit.
Q: How to use in the foreign countries?
A:please set the APN before use,please edit the text “APN123456
CMNET “ and send it to the SIM card of the device,CMNET is
Chinese operator’s APN, Replace the corresponding APN when
use in other countries, APN details, please consult your local SIM
card carrier.
Please comply with the instructions to extend the unit life:
1. Keep the unit dry. Any liquid, i.e. rain, moisture, may destroy or
damage the inside circuitry.
2. Don’t use & store the unit in dusty places.
3. Don’t put the unit in overheated or over cooled places.
4. Handle carefully. Don’t vibrate or shake it violently.
5. Clear the unit with a piece of dry cloth. Don’t clean in chemicals,
6. Don’t paint the unit, this may cause some foreign materials left in
between the parts.
7. Don’t disassemble or refit the unit.
8. Please use the battery and charger provided by manufacturer.
Using other batteries and chargers will cause unwanted situation

Verified buyer

отлично , хороший товар , рекомендую , быстрая доставка , покупай не пожалеешь !!!

Verified buyer

funciona bien

Verified buyer

el producto se ajusta a la descripcion

Verified buyer

Отлично. С мегафоном завелся без проблем и всяких прописок АРN. Спутники ловит быстро.

Verified buyer

fast shipping. it work great

Verified buyer

Todo perfecto volveré a comprar

Verified buyer

получил уже второй , с первым надо было скачать другое приложение , это мне нравится больше , не нужно вводить логин и пароль каждый раз , рекомендую , проверил работает на отлично.

Verified buyer

Пришло где за месяц. еще не проверял. потом дополню отзыв если что не так.

Verified buyer

looks good. delivered fast I'll test it soon.

Verified buyer

не проверял еще

Verified buyer

ممتازة و جاءت بسرعة

Verified buyer

bon vendeur bon article merci.

Verified buyer


Verified buyer

fast shipping, looks exactly like image.. rest of feed back after testing..

Verified buyer

Recibi el producto y se ve bien! es fácil de instalar y de configurar, lo voy a probar a ver que tal funciona!

Verified buyer

Article bien reçu bien emballé livraison rapide 20 jours

Verified buyer

perfect product and seller, i very recommend

Verified buyer

Все заебок

Verified buyer

Vendedor muito Bom

Verified buyer

Посылка пришла с Финляндии. Достаточно быстро. Продавец сразу выслал ид и пароль. Аппарат проверил, все работает, спутник нашёл за пару секунд. Симка входит с трудом, наверное хорошо. Не выпадет.

Verified buyer


Verified buyer


Verified buyer


Verified buyer

Vou testar!

Verified buyer

Recebi mais ainda não testei

Verified buyer

havent got to try it yet but looks great zo far

Verified buyer

llegó muy bien excelente

Verified buyer

все ок!

Verified buyer

vendedor muy atento a tu pregunta ...el gps es igual a la descripción ,,solo a que instalarlos fuera del metal..

Verified buyer

Еще не подключал , на вид качественно выглядит , посылка шла через всю Россию в Москву .

Verified buyer

Recibido, aun no lo instalo, Recomiendo al vendedor.

Verified buyer

Llego antes de lo esperado todavía no lo pruebo

Verified buyer

выглядит хорошо не проверял надеюсь рабоатает

Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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Price:  US $36.98
Sale Price:  US $16.27
from AliExpress