Sonic Electric Toothbrushes - Xiaoou Waterproof Pro-Health Precision Clean Battery Sonic Electric Rechargeable Toothbrush with 2 Brush Heads for Plaque...<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> Lithium battery fully charged only need 6 hours; Brush teeth every morning and evening for 2 minutes， the battery can last 100 days. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> High frequency 31000 times/minute sonic electric brush， increase cleaning efficiency 150 times than manual toothbrush. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Operating noise only 42 db;IPX7 waterproof， the whole body can be washed. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> One multi-functional button， 1 brushing modes， hidden backlit display;Six circuit security protection， protects against extreme circuit environment. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Replaceable brush head， high efficiency sonic cleaning， you can easily clean the dental plaque， coffee stains， etc. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21Y6sgmGGOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21Qh4-NEHzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/3167FhkfYsL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Vh8GFaGrL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Ji25AKdzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41TCXtpmu9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/313CVqNxfbL.jpg" noproxy>