BTT02
BTT02 is a high-precision temperature data logger adopting BLE 6.0. Equipped with the nRF54L10 chip, it integrates temperature and light sensors for real-time monitoring, abnormal temperature alerts and light-sensing alarms.
It enables 24h remote monitoring via Bluetooth broadcast, mobile APP or gateway. With ultra-thin design and 3-year long battery life, it is ideal for cold chain and warehouse monitoring
- FEATURES
- SPECIFICATIONS
- DOWNLOADS

chips
nrf54L10

Range
Temperature measuring range: -20 °C to +60 °C;Accuracy: ±0.2°C
Broadcast power
-20DB~+8DB
Device
TK419-3,TK419,TK418,GPT46,TK417
Built-in light sensor
Supports ambient light detection and light sensor alerts
Battery
1000mAh;Battery life last up to 3 years in normal conditions; Last up to 1 year under low temperature conditions.
| Dimensions | 63(L)x103.5(W)x2.4(H)mm |
| Waterproof | IP67 |
| Battery | 1000mAh |
| Light detection range | 0.01 lux ~ 10,000 lux |
| Data storage | Cache space reaches 100,000 data when offline |
| Button | 1 button to start;1 red indicator light |
| Sensors | Built-in temperature sensor;Light sensor |
| Transmission distance | Max 500m in open place |
| Weight | 27g |
| Communication mode | BLE6.0 |
| Interface | LED indication: Red;KEY:ON /OFF |











