´╗┐The Microlux Transilluminator, now powered by easy-to-obtain AAA batteries and featuring a more durable alternate-action on/off switch, accepts all accessory light guides (eg, oral cancer tips, lighted mirrors, proximal caries tips, and perio and endo tips). It is offered with either a 2- or 3-mm light guide. For more information, call (855) 211-3413 or visit