Details:
Volt: 12 V ;
Capacity: 4000mAh / 4.0Ah 44Wh
Size : 8.6 * 6.4 * 5.4 cm ;
Battery Weight : 400g/pc
LED : Battery capacity
Smart PCB boards chip, Protect battery in safe condition, include
Over Voltage Protection ; Over Current Protection
Over Temperature Protection ;Over Power Protection
Short Circuit Protection ;Over Charger/Discharger Protection

Replace for battery
Makita 12v Max CXT tool Series Battery
BL1021B BL1020B BL1016 BL1015
BL1041B BL1040B
197402-0 197390-1

Replace for Original Tool models :
Replace For Makita Light Hammers：
HR140D,HR140DZ,HR140DSMJ,HR166D,HR166DZ
Replace For Makita Drills：
DF333D,DF0333D,DF333DZ,DF333DSAE,DF031D,DF331D,DF331DZ; DF332D;
DF032D,DF333D,DF033D ; HP333D,HP333DZ,HP333DSAE ; HP332D,HP332DZ,HP332DSAE
Replace For Makita Angular Drills：DA332D,DA333D,DA332DZ,DA332DSAE
Replace For Makita Impact screwdriver：TL064D,TL064DZ,TD110D
Replace For Makita Impact Wrenches：
TW140D,TW140DZ,TW140DSAJ,TW161D,TW161DZ,TW161DSAJ
Replace For Makita Vacuum cleaner：
CL106D; CL107D;CL108D ;CL121D;CL108FDZ series
Replace For Makita Multiherramienta：TM30D,TM30DZ,TM30DSAEX1
Replace For Makita Silicone sealant：CG100D,CG100DZA,CG100DSAEA
Replace For Makita Fan：CF101DZ ;Makita Inflator：MP100D,MP100DZ
Replace For Makita Saws of Calar：JV103DZ,JV103DSAJ ;Makita Cordless Recipro Saw：JR103D JR105D