1-to-4 Key Finder Keychain Transmitter + Receiver Set (Use CR2032 Battery)
Model: FK-384X - Plastic material housing - Working Frequency: 433.92MHz - Current: 1mA - Detecting Range: 30m (outdoor) / 20m (indoor) - Package Includes: - 1 x Transmitter (Powered by 1 x CR2032 battery included) - 4 x Receivers (All use 1 x CR2032 battery included)