In terms of Battery maintenance, for winter storage, this is all you need. It doesn't have the complex in-built software and algorithms to recover and de-sulphate a battery, but will look after your battery during storage. A Red and Green LED will give you a visual indications. Supplied with permanent on-bike lead (not waterproof) and crocodile leads. The Acumen Basic Charger is the perfect solution to charging and maintaining motorcycle batteries over the winter months. Suitable for batteries up to 30Ah this charger features electronic over-voltage, over temperature and over- current protection and a simple Red/Green LED display to indicate when charging is complete. Connection to the bike's battery can either be by a permanently connected eyelet connector or via crocodile clips for bench charging.