Bluetooth Temp&RH Data Logger

1. Bluetooth temperautre and humidity data logger, data graphic available on phone;
2. Bluetooth 4.1 (Nordic Chip) - high accuracy Switzerland SHT20 Temp&RH sensor;
3. Real-time display, can store 12000pcs data.

Bluetooth Temperature Data Logger

1. Bluetooth temperautre data logger, data graphic available on phone;
2. Bluetooth 4.1 (Nordic Chip) - high accuracy NTC Temp sensor;
3. Real-time display, can store 12000pcs data.

Bluetooth Temperature Data Logger (with external sensor)

1. Bluetooth temperautre data logger, data graphic available on phone;
2. Bluetooth 4.1 (Nordic Chip) - high accuracy NTC Temp sensor (external sensor), large measuring range;
3. Real-time display, can store 12000pcs data.

LoRa Gateway and Sensor

1.Low battery level notification;
2.Maximum 5km long distance measurement.

RF Wireless Sensor and Gateway

1. If the receiver receives the signal, it can parse out the ambient temperature;
2. Maximum 300m long distance measurement;
3. High precise temperature and humidity sensor.