This jam filling machine can meet different products require to filling because there are different size nozzle, they're good for Éclair, bun, muffin cake, donut and so on. Filling can be strawberry jam, chocolate cream, honey, tomato sauce and other similar material. The electronic display will show the filling amount, also you could setting the injecting amount between 2.8-480g. Only has an estimated maximum error of +/-1g for the filling mount.This jam filling machine can meet different products require to filling because there are different size nozzle, they're good for Éclair, bun, muffin cake, donut and so on. Filling can be strawberry jam, chocolate cream, honey, tomato sauce and other similar material. The electronic display will show the filling amount, also you could setting the injecting amount between 2.8-480g. Only has an estimated maximum error of +/-1g for the filling mount.