RF Parameter Value Remark Working frequency 2400~2500 MHz ISM band Transmitting power 12

5 dBm - Receiving sensitivity -132 dBm Air data rate: 1

0kbps Modulation LoRa - FLRC GFSK Test distance 3000m Test condition：clear and open area, antenna gain: 5dBi， antenna height: 2

5m，air data rate: 1kbps Hardware Parameter Value Remark Size 17

5 * 28

7 mm - Antenna type IPEX / PCB 50Ω Impedance Communication interface UART TTL Package SMD - Electronic parameter Min

Typ

Max

Unit Condition Power supply 2

3 5 5

5 V ≥5

0V ensures output power Communication level - 3

3 - V For 5V TTL, it may be at risk of burning down Transmitting current - 46 - mA Instant power consumption Receiving current - 20 - mA - Sleep current - 8 - μA Software is shut down Operating temperature -40 20 85 ℃ - Operating humidity 10 60 90 % - Storage temperature -40 20 125 ℃ -