Makita 18V 4.0Ah Lithium Battery with Charge Indicator BL1840B-L
Battery Fuel Gauge
Multi-contact slide type terminal
Protective gel coating
Active 3 Controls current, voltage and thermal temperature
Shock absorbing construction
The fastest charge times in the industry
Intelligent battery & charger communication system
Protective gel coating - Sensitive electronics are protected with a thick gel coating, preventing damage against dust & moisture.
Shock absorbing construction - Battery cells are protected in an internal bumper case with foam pads at the base to protect against shock.
Multi-contact slide terminal - Ensures stable contact with the tool even under extreme vibration.
Overload Protection - The battery and tool communicate, protecting your tool and battery from overload by cutting power when put under abnormally high current draw.
Over-discharge Protection - Monitors battery charge capacity and cuts power to protect battery cells.
Over heat protection - Extreme heat damages ALL batteries. If the battery reaches a certain level of heat it will cut power to the tool.
Up 33% more run time than BL1830*
4-Stage battery fuel indicator
36 minute charge time
Dimensions LxWxH 11 x 8 x 6.5 cm
Weight 0.64 Kg