BT7940 beard trimmer with precision wheel, 2 attachments and Gillette Fusion5 ProGlide razor. Try different beard styles with Braun's new BT7020 rechargeable beard trimmer and hair trimmer. 39 length settings and life-long sharp blades ensure an even cut with ultimate precision. Application Bartstyling 2 comb attachments help to care for short to long beards. The precision wheel allows you to achieve exactly the length you want in 0.5mm increments.