Easily let your children talk to the house and the yard! Let the children experience the fun of hiding and seek. Features: Convenient communication When taking children on a hike, our walkie-talkie is not only convenient to carry but also supports 2-way communication These small intercom opportunities shorten the distance between friends they can quickly find each other without shouting These are a fun great gift for any occasion. Specifications: Suitable age: over 3 years old Product size: about 6*2.5*15CM/2.36*0.98*5.91in Packing size: about 19*5*22CM/7.48*1.97*8.66in Transmission distance: 500 meters Battery details: 3*AAA (need to bring your own)