New function: Product features: Easy handling: Product Specifications: Colors:Black/White/Pink/Green/Blue Size:5.2cm x 3.1cm x 1.1cm Bluetooth version:4.0 Battery:CR2032 lithium button cell, provides up to 3-6 months standby Time Package Contents: 1 x Lyseemin Worry-Pet GPS Radio Tracker (Battery included and replaceable) 1* Product Instructions