Frequency [MHz] 2402~2480 MHz ISM band Transmitting power 4 dBm - Receiving sensitivity -96 dBm Bluetooth®lowenergymode Distance 55m Test condition：clear and open area, antenna gain: 5dBi，@4dBm,antenna height: 2m Hardware Parameter Value Remarks Size 11

5 * 16 mm - Antenna Ceramic antenna 50Ω Impedance Communication interface UART - Package SMD - Electronic parameter Min Typ Max Unit Remarks Voltage supply [V] 1

7 3

3 3

6 V ≥3

3 V ensures output power Communication level [V] - 3

3 - V For 5V TTL, it may be at risk of burning down Sleep advertising current(default) - 173 - uA default advertising gap is 1s, default 0dBm Wake-up advertising current(default) - 8

7 - mA default advertising gap is 1s, default 0dBm Wake-up no advertisingcurrent(default) - 8

68 - mA default connection gap is 500ms,default 0dBm wake-up connection current(default) - 8

78 - mA default 0dBm Operating temperature [℃] -40 - 85 ℃ -