AA battery 3-5years battery life Bluetooth4.0 BLE Beacon with iBeacon & Eddystone Tech Programmable beacon: all parameters can be modified by our App"April Beacon", including: UUID, major value, minor value, broadcast rate, password etc. Free App and free software SDK available for both Android and iOS Compatibility: Support both iBeacon(IOS) and Eddystone( Android) Low energy: one AA battery, Based on DA14580 chip, battery life is 3-5 years Mac address or major/minor sticker available. Application: Meeting sign in, indoor navigation, retail marketing, Check in and Home automation