We are on vacation until 04/21/2022. We sell it for educational purpose only! Not for sale in Israel!!The smallest in the world UHF spy bug! Operating range up to 300 meters. Based on the secret services technologies! Operating Frequencies: about 432.00MHz-459.00MHz. Compact : only 2cm diameter and 0,5cm thick including a battery. Length of antenna : 15cm (invisible). Power supply: one lithium battery CR2032 (3V). In set with the transmitter you get the UHF receiver. The receiver is already adjusted on transmitter frequency. Thank you for your interest in our product! This item is in the category "Consumer Electronics\Other Consumer Electronics". The seller is "spy-il" and is located in this country: IL. This item can be shipped worldwide.