Model Number: YJ-18039
Type: BLE Module
Frequency: 2.4Ghz
Interface: USB-UART
Multiprotocol radio
Bluetooth 5 long range
Antanna: PCB & IPX Antenna
Chipset: Nordic nRF52840Function: Broadcasting Advertisement
Size: 22.30mm(L)*15.50mm(W)*1.60mm(H)