nRF24L01 RF Module – Specifications

Operating Voltage: 1.9V – 3.6V (typically powered at 3.3V)
Operating Current:

• TX mode: ~11mA

• RX mode: ~13mA

• Standby: ~26µA
  Data Rate Options: 250kbps, 1Mbps, 2Mbps
  Operating Frequency: 2.4GHz ISM band
  Communication Interface: SPI (up to 10Mbps)
  Modulation Type: GFSK
  Output Power Levels: Programmable (−18dBm, −12dBm, −6dBm, 0dBm)
  Receiver Sensitivity: up to −82dBm @ 2Mbps
  Supported Channels: 125 channels (from 2.400GHz to 2.525GHz)

Range:

• Standard module: ~50–100m line-of-sight

• With PA+LNA version: up to 1km (depending on antenna & environment)

Features:

• Multi-ceiver support (up to 6 simultaneous data pipes)

• Automatic packet handling

• Built-in CRC for data integrity

• Automatic retransmission

• Low-power consumption

Dimensions: ~15mm × 29mm (may vary by manufacturer)