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E104-BT08 Low Energy Bluetooth Module to Serial Port Industrial grade, low cost and high cost performance

[Bluetooth protocol]:BLE 5.1

[Communication distance]: 60m

[Product size]:10*10mm

[Introduction]:E104-BT08 is a serial-to-BLE Bluetooth module based on Bluetooth protocol version 5.1. It is small in size, low in power consumption, and works in the 2.4GHz frequency band. Bluetooth modules can be widely used in smart wear, home automation, home security, personal health care, smart home appliances, accessories and remote controls, automobiles, lighting, industrial Internet, smart data acquisition, smart control and other fields.


Main parameters Performance Remarks
Minimum Typical Maximum
Working voltage (v)1.83.33.6≥3.3V can guarantee the output power
Communication level (V)-3.3-There is a risk of burning when using 5V level
Working temperature (℃)
-40-85industrial design
Working frequency band (MHz)2402-2480Support ISM frequency band
Power Consumption Emission Current (mA)
-22-The default broadcast interval is 1S
Receive current (mA)-6.2--
Sleep current (uA)-0.6-deep sleep
Transmit power(dBm)-2008-
Receiving sensitivity (dBm)--99-Air rate is 1Mbps
Sleep broadcast current (default)-6.3-Unit: mA. The default broadcast interval is 1s
Sleep connection current (default)-170-Unit: uA. The default broadcast interval is 1s
Wake up broadcast current (default)-66-Unit: uA. The default broadcast interval is 1s
Sleep without broadcast current (default)-0.6-Unit: uA. The default connection gap is 500ms



Main parameters DescriptionRemarks
Reference distance60mClear and open environment, height 2.0 meters; @8dBm; Airspeed: 1Mbps
bluetooth protocolBLE5.1-
Communication InterfaceUART-
EncapsulationSMD-
Dimensions10*10mm -
RF interfaceceramic antennaThe equivalent impedance is about 502
weight0.5±0.1g-
Main parameters
Performance Remarks
Minimum value Maximum value
Supply voltage (V)1.83.6Exceeding 3.6V permanently burns the module
Blocking power (dBm)-10Less chance of burning when used at close range
Working temperature (℃)-4085industrial grade