10pcs MPPT Solar Panel Controller Charging Board for 12V DC 1-1000Ah Lead Acid Battery UPS Storage B

Descriptions:? ?? - Suitable for 1-1000AH 12V Lead-Acid Battery charger - Suitable for 12V Solar panels Max power voltage(V MMPT):17.5-18.5V?? - Photovoltaic Cell Maximum Power Tracking(MPPT)? - Power supply voltage : 12V Solar panels or 18-28VDC power supply - Over? Charge Voltage is 14.8V - Float Charge Voltage is 13.55V - Maximum charge current : 3A - Quiescent current: about 1.8mA - High PWM Switching Frequency:300KHz - Fixed Over-Charge Voltage - Overcurrent protection - Automatic Conditioning of Deeply Discharged Batteries - Automatic Recharge - Charger Status Indication - Battery Overvoltage Protection - Size: 46 x 20x 14mm ? Applications: ? Car battery charging Solar street light Solar panels battery charging Mobile Loadspeaker Lead-Acid Battery Charger Electric Bicycle Charger Solar UPS? Portable Industrial and Medical Equipment Standalone Battery Chargers ? Package Incldued: ? 10 x MPPT Solar Panel Controller Charging Board for 12V DC 1-1000Ah Lead Acid Battery