Usage:Personal Compatible devices:Bluetooth 4.0, IOS 7.0 and android 4.4 or above system Size:26*26*5.5mm Net Weight:2.5g Color:Black/White/Blue/Pink Power:CR2016 battery, Power consumption: 5uA Accessories:Manual, keychain Warranty:1 year Packaging:Gift box or Blister box Certification:CE, ROHS, FCC Key word:security alarm system Show More