2.4GHz射频防丢遥控带金属环
2.4GHz频率
长距离控制
智能设计，内置天线
由CR2032纽扣电池供电
可以配备一个金属环挂在你的钥匙扣，背包，甚至手机

2.4GHz RF anti lost remote control with metal ring
2.4GHz frequency
Long distance control
Smart design with built in antenna
Power supply by a CR2032 button battery
Can be equipped with a metal ring to hang on your keychain, backpack, or even mobile phone