Inhouse product
1. Product material: ABS
2. Product weight: 6.6g
3. Product size: 10x38mm
4. Working voltage: 3V
5. Transmitting frequency: 2402MHz-2480MHz
6. Small and mini, with a lanyard, easy to carry
7. Accurate positioning, wireless additional application, easy to connect through the "Find" application on the mobile device
8. IP66 waterproof and dustproof design, more convenient for outdoor use