Waterproof to a depth of 10 metres the Helmet Action Camera AC22 can be used for filming underwater whilst snorkling or scuba divingThe wide angle lens makes sure you get the shots you want and the 3 hours bettery life should ensure you dont miss any of the excitementThe bullet shaped design makes it easy to hold and at only 112g you will hardly notice the weight especially for those avid skiers who attach the camera to their helmet using the sport mountA built in microphone allows you to record the sounds of delight awe and on the odd occasion fear as you shoot down the mountain at neck break speeds