car smart anti-loss alarm device whistle elderly key finder sound induction personal alarm

New model car smart whistle anti-loss device for the elderly key anti-loss device finder sound sensing personal alarm

 Instructions: Keep it together with the key, turn on the switch and blow a whistle to make it ring.  

This key finder is a new generation of smart voice-controlled keychain, which can not only be used as a key finder but also as a daily car keychain, car accessory, and mobile phone accessory! It has a fashionable and cute appearance, in line with the current trend of mixed matching and contrast colors!

Product size: 6*1*3.5cm

Product weight: 30 grams (including packaging)

New car model audio sensing key finder whistle key anti-loss device electronic craft gift direct factory sales