Built-in 16 melodies for your choice
Digital code system, 4 digital codes (A,B,C,D) selectable
Powered by 3*AA batteries (not included)
Remote controller powered by 1*23A/12V battery (included)
Receiver with 1*LED white light
150-Meter working range in open area
Dimensions: 3.50 in x 2.60 in x 0.87 in (8.9 cm x 6.6 cm x 2.2 cm)
Weight: 63g