1. 2km ultra long wireless mission distance in open environment 2. 415MHz-45OMHz adjustable mission frequency 3. Continuous exchange of data packets in half duplex mode. 4. Combining half hole and pin dual process equipment 5. It can be embedded and combined with various products, and can also be connected through needle connections<br><br>The Lora wireless ceiver module is developed based on the SX1278 chip and can support ultra long wireless mission distances of up to 2km at a mission frequency of 433MHz, enabling continuous data exchange between the mitter and receiver in half duplex mode. The module has the characteristics of ultra-low power consumption, strong anti-interference ability, long mission distance, and stable communication. Product size:Length 17mm x Width 16mm Hardware Introduction: 1. 433M spring antenna: total spring length 30mm 2. ANT: Welded spring antenna 3. 32MHz passive crystal oscillator 4. MCU: SX1278IMLTRT (QFN28) 5. Lead out pins: GND-NSS-MOSl-MI-so-SCLK-DIO5-DIO4-GND from top to bottom 6. Lead out feet: from top to bottom, they are ANT-GND-VCC-RST-DIOO-DIO1-DIO2-DIO3 Colour:Black Material:Plastic+Metal<br><br>Package Contents: 1 * Module 1 * Aerial<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.