Features: *High-Quality Material: Made of high-quality material, wear-resistant, not easy to break, durable and can be used for a long time. *Easy to Use: One-click setting, automatic memory function. Digital display, built-in industrial microcontroller, more convenient to use. *Safe to Use: 4-level PWM charging management, built-in short circuit protection, open circuit protection, reverse connection protection, overload protection, reverse current protection, low heat generation, safe to use. *Wide range of applications: can be used in solars power generation systems, smart homes, solar chargers, solar ventilation systems, solar light boxes, solar billboards, solar warnings lights, etc. *Durable: With dual USB port charging, this voltage regulator is only suitable for lead-acid batteries: OPEN, AGM-battery, GEL Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Material: PVC Size: 13.3*7*3.5cm Standby current: Working temperature: -35°C to 60°C System voltage: 12V/24V automatic identification Rated charging current: 10A/20A/30A Rated discharge current: 10A Maximum photovoltaic voltage: 12V system＜23V/24V system＜46V Float voltage: 13.7 default value, adjustables range: 12.7V-15V Discharge cut-off voltage: 10.7V default value, adjustables range: 9V-11.3V Discharge recovery voltage: 12.6V default value, adjustables range: 11.5V-13V USB output: 2 USB outputs, maximum 5V/2A Package List: 1 x Solar Panel Charge Controller Regulator