Rechargeable Children's Sonic Electric Toothbrush High-frequency Vibration IPX7 Waterproof Power Toothbrush 5 Modes Adjustable Smart Electric Toothbrush with 1 U-shape Detachable Brush Heads

【Rechargeable】Using USB charging technology, 【Smart timing memory function】Brush your teeth for 50 seconds at a time, 【5 modes and low noie】Include 5 modes（Massage，soft，cleaning,care,gum prot，deep）, the sound during use is less than 36db, 【Suitable frequency vibration and waterproof】Motor vibrates 10000 times per minute, effectively cleaning the mouth, waterproof level reaches IPX7, 【Removable brush head and soft bristles】The brush head can be disassembled to avoid the breeding of bacteria. One brush head can be used for 3 months. Children should use different size brush head according to their growth