https://devzone.nordicsemi.com/f/nordic-q-a/26279/power-profiling-on-nrf51822Hai team, Iam using the ble_app_beacon example program. I found power profiling calculation on this link devzone.nordicsemi.com/.../ . i calculated power consumption for nRF52 example : voltage 3v, current 220mAh battery tx payload 10, frequencyen-USTelligent Community 13Thu, 26 Oct 2017 09:13:13 GMThttps://devzone.nordicsemi.com/thread/103435?ContentTypeID=1Thu, 26 Oct 2017 09:13:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a52e6bdd-7952-4efe-a04b-83c680d9adc8Bj&#248;rn Kvaale<p>The nrf52 series tends to have lower current consumption compared with the nrf51 series. For typical advertising intervals, you will likely see that the nRF52 uses about 30 - 50 % less power than the nRF51 depending on your application. So in your example, the nrf51 beacon kit would last approximately 159-223 days compared to the nrf52 series.</p><div style="clear:both;"></div>