Specification:

Battery Type: Lithium-ion
Voltage: 10.8V  
Capacity: 3000mAh

Compatible with iRobot Braava Jet Series models:

   For iRobot Braava Jet M6 Series Ultimate Robot Mop: M611020 M612880 M612680 M614480

Compatible with iRobot Braava Jet Battery models:

   For iRobot ABL-C