new key seeker audio induction flash photoelectric alarm anti-loss alarm device whistle key finder 新款钥匙寻找器音频感应闪光电子报警防丢器吹口哨钥匙找寻器

A new type of key finder with a keychain design, suitable for keychains, car pendants, wallets, and small items on phones. It works simply and effectively through audio sensing via a whistle; easy to use by both seniors and children!

Product specifications: 7*3.8*0.8 cm

How to use: Turn on the switch located on the back of the key tracker, whistle for 3-5 seconds. After being detected by the audio sensor, an alarm sound will be issued, and the flashing LED makes it easy to locate items even at night!

Product weight: 28 grams including packaging, suction card (card insertion) packaging

Packaging dimensions: 46*36*42 CM / 600 PCS

Color: Black, Silver, Gold, Blue, Red