Vodeson Wireless RF Wallet Locator Key Finder, Remote, Wallet, Pet, 1 Portable Transmitter, 4 Receivers. 4 KEY FOBS: 1 RF remote control, total 4 stylish receivers can be attached to any 4 items. EASY TO CARRY AND USE: Small size, convenient to carry and use. SOUND & LIGTH: Just one press on the remote control will make the receiver beep loudly and flash, quickyly find your keys, wallet, pet or other precious belongings. EASY TO HEAR: Loud beep up to 75-90 Db and range up to 130 ft. CE,RoHS, FCC approval. RELIABLE CUSTOMER SERVICE: Ready to respond within 24 hours and guarantee 18-month warranty. If you are not positively thrilled with our porduct, we will fully refund you within 30 days. This VODESON key finder isa life-saver that can make your life so much easier. Save you from unneeded rushing in the morning from running around the house looking for misplaced items. Help you gain back a few minutes with your family rather than searching for things. Simple and easy to use, find your keys with just onepush on the remote No need to install APPin the phone, unlike the bluetooth key finders which crap out too much This key finder has four different color coded key fobs so you can use it for more than one thing that you often lose without having to buy more sets. The sound is loud enough to be heard in the house, but notdeafening so your children and pets will not be frightened.