Fox Dropframe Pro Helmet - M - Matte Black YGroup_7180501647405 The MC200W has 9 Functions:

The MC200W has 9 Functions: Current Speed

Weight: 91g

radial bearing (C3 clearance) - 12 x 28 x 8mm -

from any USB power source or A/C USB adaptor

Compatible with bike/motorcycle/car tyres

Fox Dropframe Pro Helmet - M - Matte Black YGroup_7180501647405 The MC200W has 9 Functions:The Dropframe Pro Helmet is a game changing, open face 3 4 enduro helmet. It features Mips, the BOA Fit System for class leading fit and security, increased ventilation, plus an Ionic+ liner and cheek pads to optimise fit. With its increased coverage for the ears, jaw and back of the head, this MTB helmet provides the most complete coverage they offer in an open face helmet. Maximum coverage, open face mountain bike helmet Features MIPS added