Neewer 3-in-1 Digital LCD Display Portable Drum Practice Pad Metronome Drummer Training Pad with Adjustable Rhythm Beat Tempo (GREEN) 3-in-1 Digital Drum Pad; 3 modes to help you practice: Counting mode, speed detection mode and metronome mode; Note: Drum Pad Only, Other Accessories are not included Easy to use; Timing, beat and rhythm are all adjustable and a LCD display about drumstick that will tell you if it has received the beating Made of good quality of Thermal Plastic Rubber, durable and better bearing of beating An earphone jack to plug in your earphone if you're afraid of interrupting others; There're 3 anti-slip pads on the back to stop the drum moving away from continuous beating; A DC jack for home practicing and a battery compartment for you to put in batteries Help those who are new to playing drums build up the sense of speed and rhythm with the help of the functions when a drum set is not around