Small but Mighty: Spark has the size of a manual toothbrush but with the power of a sonic toothbrush. With 30,000 vibrations per minute, Spark can remove 5x plaque compared to a manual toothbrush. Sleek & Portable: The aluminum alloy handle and the transparent toothbrush head design are only 8.97 inches long for spontaneous adventures. Charge in Style: USB-C charging port is easy to charge anywhere, fast charge in 2 hours with 40 days of duration. Yeah, it's quick like that! IPX8 Waterproof: Spark has the highest waterproof rating of IPX8. Feel free to rinse Spark under the water for easy cleaning. Active Noise Cancellation: An active noise cancellation chip has been placed to lower the noise to as low as 55dB to protect your hearing. User-Centric Design: The ring light indicates different modes with colors while the button controls power, 2 min timer, and the zone switch reminder.

Package Dimensions : 18 x 8.4 x 2.5 cm; 120 g