1. Features: Made of quality material, wear-resistant, not easy to break, durable and can be used for a long time. 2. Easy to Use: One-click setting, automatic memory function. Digital display, built-in industrial microcontroller, more convenient to use. 3. 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. 4. 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. 5. Durable: With dual USB port charging, this voltage regulator is only suitable for lead-acid batteries: OPEN, AGM-battery, GEL 6. Notice: Actual color may be slightly different from the image due to different light effect 7. Please allow 1-3cm deviation due to manual measurement 8. Material: PVC 9. Size: 13.3*7*3.5cm 10. Standby current: