This electronic drum has a 1000mAh built-in lithium battery and can be charged via USB / DC5V. With battery indicator, it can be fully charged in 1 hour and can be used continuously for 4 hours. The hitting will not deviate and the drum will not product noise. Features - Material: Silicone. - Size: 48.30X32.40X5.00cm/ 18.98X12.73X1.97inch. - Product tone: 12 demo songs, 6 drums, 9 accompaniment. - Product function: MIDI, recording, audio input. - Connected equipment: support MIDI output, connect to a computer or tablet to use MIDI software and electronic drum games. - Power supply mode: USB charging. - Voltage: 5V. - Charging time: about 1 hour. - Use time: about 4 hours. - Battery specification: 1000mah. - USB MIDI connection is compatible with all software and the games. - Thicken drumhead having a better resilience is more like hitting a real drum. - Supports USB charging, power bank charging ,powered by a 1000mAh rechargeable battery, up to 4 hours playtime per charge. - It’s easy to carry this drum to everywhere you want. - Supporting Headphone or Speaker. It’s easy to between quiet learning environment and lively party atmosphere. Package list: 1 x pad 2 x pedals 1 x USB cable 1 x 3.5mm audio cable 1 x manual 2 x drum sticks