This is an intelligent 'smart' battery maintainer and charger, and is suitable for most batteries. This product is ideal for most situations, where a top up-charge is needed and where the motorist wants to be assured that the charge level is accurate and safe to minimise any possible risk of battery damage.Functions include: Intelligent in-built microprocessor Easy-to-read LED display Reverse polarity protection Short circuit protection Charger memory Water and dust-resistant Suitable for all types of 6V & 12V lead acid and gel batteries (IP665) Mains cable length: 2 m Charging cable length: 1.5 m 1 x pair of crocodile clamps with 1.0m lead 1 x pair of eyelet connectors with 1.0m lead Weight 725g Insulation rating IP65Technical Specification:Output voltage: 6V or 12VCurrent output: 1.0A - 1.2A DC (1.5A RMS)Type of battery:All types of lead acid batteries including wet acid, sealed, AGM, leisure type or gel batteriesCharge time (bulk charge up to 80%):20 AH battery = time to charge 20 hours50 AH battery = time to charge 50 hours100 AH battery = time to charge 100 hours