Electric Blue Light Teeth Whitening Toothbrush

1.  The C4 is a compact electric toothbrush with blue light whitening function, made of durable ABS material and soft nylon bristles, suitable for daily oral cleaning and long-term teeth whitening care. 2.  Its high-frequency vibration delivers effective cleaning power, while the integrated blue light technology helps reduce surface stains, suitable for the oral tolerance of most people. 3.  It features 1 simplified cleaning mode, designed for straightforward daily use that combines cleaning and whitening in one step. 4.  Built-in 2-minute auto-shutdown timer, ensuring a complete and scientific brushing cycle every time. 5.  Powered by a rechargeable lithium battery, it only takes 1.5–2 hours to fully charge and provides up to 90 days of use, and comes with 3 replacement brush heads for extended convenience. 6.  With IPX7 full-body waterproof performance, it can be safely used in damp bathroom environments and supports whole-body rinsing for easy cleaning. 7.  The soft nylon bristles…