Product information:
Product name: key finder [square]
Packing quantity: 480PCS/ carton
Dimensions: 46*36*42cm
Gross net weight: 15.5/16.5kg
Product features:
1. You only need to blow the whistle, and the product can produce a bebee sound
2. The effective distance range can be up to 10 meters according to the size of the whistle sound. 3. Exquisite and beautiful products can be printed with logos and prominent advertisements. The surface patterns can also be customized, which is an ideal advertising commemorative promotional gift for all enterprises and institutions.
4. The battery is built-in and can be replaced. Side band switch, can be closed when not in use.

Product size: 2.5*1*6CM

Are you still struggling to find your keys? Now we have this key finder to help you out
How to use it: you only need to hang the whistle finder with the key, turn on the switch, and when you blow the whistle, you will make a drip-drip sound, and you can find the key at any time. Also can put in the bag, or other items, as anti-loss device use!

About effective range: generally about 8 to 10 meters, look at the size of the individual whistle sound, the louder the whistle sound, the farther the distance.