1 Inch = 2,54 cm, 1 cm = 0,39 Inch. Due to light and screen difference, the item's color may be slightly different from the pictures. Compare the detail sizes with yours, please allow 1-3cm slight difference due to manual measurement. Please rest assured that quality is ensured.If you are not satisfied with our products or service, please DO tell us. If you are satisfied with our products and our service, please tell your friend and leave us. Brand new (Unless the description says used), first quality, with all original parts and authentic. The item "Spy Ear Listen Through Wall Device Eavesdropping Microphone Voice Bug Gadget Hot" is in sale since Tuesday, July 9, 2019. This item is in the category "Consumer Electronics\Other Consumer Electronics". The seller is "minil-81" and is located in GuangZhou. This item can be shipped worldwide.