VOLTAGE: 18V LI-ION NOMINAL CAPACITY: 6.0AH BATTERY CELL: JIANSU SUNPOWER-2000MAH/10C CELL QUANTITY:15PCS MAX. CHARGE CURRENT:10A MAX OUT PUT CURRENT:75A STANDARD 2.2A CHARGING CURRENT-YT-828498, 180 MINUTES TO FULL CHARGE FAST 4.5A CHARGING CURRENT-YT-828500, 80 MINUTES TO FULL CHARGE STANDARD 10A CHARGING CURRENT-YT-828502, 37 MINUTES TO FULL CHARGE COMMUNICATION MODE:47K IDENTIFICATION RESISTOR; CHARGING AND CAPACITY INDICATOR WITH BALANCE VOLTAGE TECHNOLOGY; CURRENT-CARRYING REEDS OF SOCKET ARE PUT ARC EXTINGUISHED GREASE ON; HIGH-STRENGTH HIGH TEMPERATURE RESISTANCE ENGINEERING PLASTIC HOUSING; PCB BOARD IS SPRAYED WITH ORGANOSILICON 3-PROOFING PAINT,