Beautiful playing make difference.the Drummer Training Pad offers a fun way for you to learn and practice drums. Features: Make your drum learning & exercise easier. Lightweight & portable, easy to carry, and easy to use. Test your tap tempo or a song tap tempo accurately. (Tap) Counting function included. (Count) Recongnized hand feeling of beating drum by specialized drummers, close to the feeling of leather drum. Optimizing design such as earphone preposition, external DC power, shockproof and skid-proof design. Digital LCD screen, performance with full dynamic range. Can adjust output volume for playing with other musicians. Specifications: Beat: 0, 1, 2, 3 ,4, 5 ,6, 7, 8, 9 Tempo range: 30, 31, 32 ......278, 279, 280 Tap tempo function. Counting: Set time is adjustable from 5 seconds... to 99 seconds. Power supply : 2 x "AAA" battery not included or 5V DC power. Product dimensions: 207mm * 206mm * 29mm Net weight: 500g Package weight: 610g Note: The types of stereo earphone will be sent at random. Package List: 1 * Drummer Training Pad 1 * User's Manual 1 * Stereo Earphone