BRAUN Series 9 Pro replacement blades are recommended to be replaced every 18 months. - Brand: BRAUN - Model Name: Series 9 Pro - Country of Manufacture: Germany - Recommended Replacement Period: 18 months - Model Number: 94M 【Compatible Models】 Compatible with F/C90S, F/C90B, F/C92S, F/C92B, and F/C94M. Also compatible with 9030s, 9040s, 9050cc, 9075cc, 9240s, 9240s-P, 9242s, 9250cc, 9250cc-P, 9280cc, 9280cc-P, 9070cc, 9090cc, 9090ccE2, 9093s, 9095cc, 9260s, 9260s, 9290cc, 9291cc, 9292cc, 9293s, 9295cc, 9295cc-P, 9295cc-SP, 9296cc, 9296cc-P, 9297cc, 9299cc, 9299s, 9355s, 9355s-TO, 9375cc, 9394cc, 9395cc, 9399s-SP, 9320s, 9340s, 9345s, 9350s, 9355s, 9360cc, 9365cc, 9370cc-SP, 9375cc, 9381cc, 9384cc, 9390cc, etc. ※Some sellers offer the same packaged product, but some may be selling products of poor quality. Please refer to the second image and consider the reviews before making your decision.※ Thank you for viewing.