Frequently Asked Questions Can you use another charger for a Sonicare DiamondClean Smart Toothbrush? The Philips Sonicare DiamondClean Smart toothbrush has a uniquely designed charger. Wondering if other chargers also fit your DiamondClean Smart? Find out if they do. You cannot charge your Philips Sonicare DiamondClean Smart with other Sonicare chargers However, you can charge your toothbrush in a couple of different ways: Simply place the included glass cup on the charging base Use the travel case and charge via a laptop or wall plug.