Lexmark 24035SA High Yield Compatible Toner Cartridge for the E230, E232, E232T, E234, E234N, E234TN, E240, E240N, E240T, E323, E323N, E323T, E330, E332, E332N, E332TN, E340, E342, E342TN. Toner Refill Store offers a 100% Guarantee on all of its products. This item is 100% Guaranteed to meet or exceed current OEM standards and comes with a Lifetime Warranty