Product Compatibility: Designed for LaserJet models M209dw, MFP M234dw, M234sdn, and M234sdw. This reset chip helps your printer recognize refilled cartridges, extending cartridge life and maintaining print quality Efficient Performance: The W1340A toner chip delivers reliable performance after each reset, ensuring consistent, high-quality prints Easy Installation: Simple to install with no technical expertise required. Can be fitted in minutes, resetting toner levels quickly for uninterrupted printing Economical Solution: A cost-effective alternative to new cartridges, helping reduce printing costs by enabling reuse of existing cartridges. Ideal for home offices and small businesses looking to save without sacrificing print quality Note: Due to different production batches, there may be slight variations in product appearance and printed text, which do not affect functionality Color: As shown Material: PCB Package Contents: 1 x Toner Chip Only the above package content is included; other items are not part of this product Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm