Funcin de vibracin: el mdulo de voz en forma de corazn can simulate latido vibracin del latido del corazn humano, solo necesita alternar el interruptor en el lado izquierdo de l archivo de vibracin de posicin P, presione el botn en breve, el movimiento start vibrating, cada 5 minutos de vibracin, haga a pause dure 5 segundos y contine vibrando, y puede continuar vibrando 12 veces, y apagare automticamente cuando llegue el momento, puede acompaar su su mascota a dormer en pazContents of the package: you will receive 4 red animal sound toys, suitable for families with multiple pets, or as a gift to your friends' pet, they will love it Battery powered: the sound recorder needs 3 batteries to function; If the battery is dead, it can be replaced; Note: The package includes 3 LR44 batteries, unplug the insulation insert to use Valentine's Day Gift: The heartbeat module is a nice addition for you to make teddy bears or other stuffed figures at home. House; It can record your audio and make it permanent, so you can use it in DIY projects as a DIY gift