John Toy Bike Fun fire siren with microphone

The switch on the back of the siren can be set to day position and evening position. In day mode, only the siren works if it is activated by pressing the blue button on top. In evening mode, the two LED lights on the front of the siren light up and the siren is activated by pressing the blue button on the top. Battery is not included ( LR61) Size article LxWxH 18 x 7 x 27cm