Product information:
Color: black, white, black 2 pieces pack, 4 Pack
Processing Method: label charging
Interface: Bluetooth
Additional features: Positioning
Material: ABS
Applicable objects: articles, pets, etc.
Packing List: Color box manual
Applicable people: people who are easy to forget things
Battery capacity: Built-in 3V/75mAh button battery
Product Size: 32 * 7.7mm
Wearing method: Hanging