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ertengtec Steelmate Tire Pressure Monitor Wireless DIY TPMS System Car Alarm

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Item Type
Alarm Systems & Security
Special Features
Tire Pressure Sensor
Model Name
Brand Name
Item Width
10 mm
Item Length
14 mm
Material Type
Metal & Plastic
Item Weight
9.6 g
External Testing Certification
Item Height
4 mm
High Pressure
3.3Bar/ 47psi
Low Pressure
1.7Bar/ 25psi
High Temp
70℃/ 158℉
Operating Frequency
Operating Voltage
Operating current
<= 18Ma
Static current
<= 1uA
Battery Model
Battery Life
About 9.6g

item description






We just left for TP-70 BAR,  please read it carefully !




This product can help monitoring tire pressure, prevent flat tire, save fuel, reduce tire wear.


* 100% DIY installation.
* LED cigarette lighter display.
* Real time monitoring. Spot on display scrolls every 2 seconds to show the real-time tire pressure of corresponding tire.
*Sensor preset in factory, no pairing is needed.


*Wireless transmission, no wires connection is needed.


*The lightest valve cap external sensor in the world (no tire balance is needed after installation)


*Flexible sensor installation/relocation (without hassles or any breakdown of tires)


*Visual and audible warning


*High temperature and low battery of sensors will be alarmed


*Can be paired a new sensor directly (no pairing device is needed)



* Brand: Steelmate
* Model: TP-70 BAR 
* Pressure unit: Bar / PSI (optional)
* Package size: 14 * 10 * 4cm / 5.5 * 4 * 1.6in  
* Package weight: 240g / 8.5oz  



* Valve-cap sensor:

*Operating frequency: 433.92MHz ± 0.05MHz

*Operating voltage: 1.8 ~ 3.3V

*Operating current: ≤18mA

*Static current: ≤1uA

*Operating temp.: -20℃~+60℃

*Battery model: CR1632

*Battery voltage: 1.8V ~ 3V

*Battery Life: ≥2years



*Pressure range: 0-3.5Bar / 0-50PSI

*Operating frequency: 433.92±0.05MHz

*Operating voltage: 12V±3V

*Operating current: ≤25mA

*Static current: ≤8mA

*Operating temperature: -40℃ ~ 85℃


Default warning value:

*High pressure value: 3.3Bar / 47Psi (unit is optional)

*Low pressure value: 1.7Bar / 25Psi (unit is optional)

*High temperature value: 70℃

item pictures


packing list

1pc    *  Display
4pcs  *  Valve-cap sensor
4pcs  *  Dustproof cover
1pc    * Spanner (for lock/unlock sensor)
1pc    *  Sensor tool (for battery replacement)
5pcs  *  Nut (1 spare)
5pcs  * Washer (1 spare)
1pc    * Manual




Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf 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 ServiceOn-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).