Portable Piano Portable Silicon 61 Keys Roll Up Piano Electronic MIDI Keyboard (USED)

Adopting environmental protection silicone, soft and waterproof; Flexible roll-up design and portable size, makes it easy to play the piano anytime and anywhere you want. Specifications:
Color: Black + White
Material: Silicon + Plastic
Keyboard: 61 keys
Tone: 128
Rhythm: 128
Demonstration songs: 45
Power Supply: 4 * AAA 1.5V batteries(not included) or DC 5V Power Adapter(Included)
Main body size: 22.5 * 8 * 2.5cm/ 8.9 * 3.1 * 1in
Keyboard size: 90 * 16.5 * 0.5cm/ 35.4 * 6.5 * 0.2in
Product Weight: 0.9kg / 2lb
Package Size: 34 * 23.5 * 7.5cm / 13.4 * 9.3 * 3in
Package Weight: 1.3kg / 2.9lb

Note:
The batteries are not included.

Package List:
1 * Roll Up Piano
1 * Power Adapter (EU)