Electronic Remote RF Wireless Key Finder w/ 4 Receivers - Black (1 x CR2032)
Quantity 1 set Color Black Material Plastic Specification Working range: outdoor 30m indoor 20m; Frequency: 433.92MHz; One button for one transmitter just press the button you can find your lost key by hearing the sound alarm within 1 second Other Features Total 5 x CR2032 batteries (included) one for each transmitters and receiver. Packing List 4 x Receivers 1 x Transmitter