Features:
1. Support 4G(CAT-M1/NB-IOT) and GSM technology
2. High precision digital temperature and humidity sensor from Switzerland
3. Long standby, once charge can be used for max 100 days
4. Automatically generate PDF report for emergency
5. Multi-point LBS positioning
Item | 4G/3G/GSM temperature sensor data logger with cloud platform for shipping temperature monitoring |
Warranty | 1 year |
Customized support | OEM, ODM |
Place of Origin | China |
Province | Guangdong |
Brand Name | Tzone |
Model Number | TT18-4G |
Transmission Mode | CAT-M1/NB-IOT/GSM |
Battery | Built-in 3.7V/4400mAh Lithium Battery(Rechargeable) |
Standby Time | Max 100 days |
Memory Capacity | 20000 readings |
Dimensions | 90mm *64mm *27mm |
Working Temperature Condition | -20°c to +60°c |
Location Type | LBS |
Temperature Accuracy | ±0.3°c |
Resolution | 0.1°c |



We are based in Guangdong, China, start from 2006,sell to North America(24.01%),Western Europe(15.68%),Oceania(12.14%),Southeast Asia(11.24%),South America(9.52%),Eastern Europe(8.52%),South Asia(6.25%),Southern Europe(3.12%),Northern Europe(2.69%),Mid East(2.31%),Eastern Asia(2.12%),Central America(1.20%),Africa(1.20%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Temperature&humidity transmitter,USB data logger,BLE data logger
4. why should you buy from us not from other suppliers?
Established in 2006, Tzone Digital Technology Co.,Ltd is a leading hi-tech enterprise consolidated R&D, manufacture, and sales on and temperature&humidity monitor products supplier.
5. what services can we provide?
Accepted Delivery Terms: EXW;
Accepted Payment Currency:USD,EUR,CNY,CHF;
Accepted Payment Type: T/T,PayPal,Western Union,Cash;
Language Spoken:English,Chinese