If you haven’t had a chance to grab one of the earlier models, it’s time to get the Manscaped Lawn Mower 3.0 Groin Hair Trimmer. This third-generation Lawn Mower trimmer uses SkinSafe technology to make body grooming easy. In fact, its precision-engineered blades mean that you can safely trim even the most precarious of areas. Running on a 600-mA rechargeable lithium-ion battery, this hair trimmer also has an adjustable guard. So you can choose whichever of its two lengths suits..