Core Tech:Bluetooth Low Energy 5.0 Chipset:Nordic NRF52 series Features:iBeacon/Eddystone; Accelerometer sensor Product Size:36.5*23.7*5mm Radio Fequency:2.4GHz Transmission Range:50 m Power Comsuption:average 35uA Battery:CR2032 Battery Life Span:1 Year OEM/ODM:Yes Show More