The Optimate 80W Solar Pulse Charger, Tester & Maintainer helps you charge, recover and maintain a 12V battery using solar power. You use its smart controller, pulse-charge system and polycrystalline panel to manage charging through the day and monitor battery condition overnight.Discover the key features of this charger so you can understand how it works for you:80W Polycrystalline Solar Panel: The weatherproof 80W polycrystalline panel with a nominal 12V output (22V maximum) uses high-intensity cells and an aluminium frame with four mounting brackets to collect and convert sunlight into a stable charging supply, enabling continuous outdoor use and supporting consistent battery maintenance when positioned for maximum exposure.TM-523 6-Step Smart Charger-Controller: The TM-523 controller runs a 6-stage programme comprising Solar Input Test, Save, Charge, Optimise, Maintain and Monitor, using controlled voltage and current regulation to recover low-voltage batteries from 1V, optimise ch