MONOJOY Key Case for Relay Attack Prevention, Radio Waves, Smart Key, Anti-theft, Car, Smart

Relay Attack: The relay attack uses a special receiver to pick up weak radio waves that are always coming out of the smart key, and then transmits radio waves to your car as a relay point. The car will mistaken that an order comes from a smart key, and unlock the engine to start off (Prevents Relay Attacks) Simply insert the smart key into the radio blocking case to completely block radio waves from the key. Effectively prevents car theft caused by smart key radio transmission. Great for preventing relay attacks. Radio wave blocking key case is double lined with radio wave blocking fabric to enhance signal blocking effect and product durability. The radio waves from the smart device will be interrupted immediately Compact and Stylish: The smart key case is compact in the palm of your hand. Lightweight, slim and unobstructed portability. Securely holds smart keys as well as regular car keys. Simply attach it to your bag and carry it with you without forgottSimple and elegant adult design Zipper & Pull-Clasp Included: The key storage of the smart key case be opened and closed with a zipper. It glides smoothly and allows you to take your keys out quickly. Comes with a clasp that be easily attached to a bag or belt. Since it rotates 360 degrees, it is a very convenient smart key case to prevent relay attacks (Easy car theft prevention) This pouch is designed to be a case that supports 1 smart key, making it easy to put in and take out your smart key and convenient to carry around. Compatible with all types of Toyota, Honda, Nissan, Mazda, Suzuki, Subaru, etc. Please be sure to read before making your purchase. *Note: Color: Gray, Inner Dimensions: Approx. 3.1 x 1.7 x 0.8 inches (8 x 4.2 x 2 cm). Please note that the 40 series Alphard keys cannot be inserted (Peace of Mind) If the product is damaged, damaged, or defective product, please contact our customer service center. We will deal with product exchanges, resends, returns, and refunds that are satisfying. Please rest assured

We will only accept returns if the item is different from the picture shown

on the product page or is not in the same condition as the product description.

All items are 100% authentic: we verify authenticity before selling.