Brand new replacement Makita BL1830 LXT 18V 4000MAh Lithium-Ion Battery. Heavy Duty! Provide 33% more run time! Save your time and improve efficiency!New technology protected board support overcharge and overdischarge protection, overcurrent protection, temperature protection, short circuit protection, and anti-aging protection.
This battery will almost eliminate your downtime by always having a second battery on standby or charging.
FEATURES:
* 5 x lower self-discharging keeps the battery cells active and ready for use at any time
* Built-in memory chip to keep track of usage history and communicates with the Makita charger to maximise battery life
* Built-in shock absorbing features to protect the battery when used in rough environments
* Sixteen contact terminals
* Quick charging - Battery is charged in under 30min and can be charged at any time, unlike Ni-MH battery
* Lighter - Lithium-Ion batteries pack the same punch at a lower weight - up to 40% lighter than equivalent Ni-MH