Makita BL1840B-2 - 18V LXT Lithium-Ion 4.0Ah Battery, 2/pk Power Drill Parts & Accessories the Charger has a built-in

the Charger has a built-in fan to cool the battery for faster and more efficient charging

For more efficient fastening

High speed transmission delivers two speeds (0-450 & 1

000 RPMs of consistent speed

1/2" single sleeve ratcheting chuck provides tight bit gripping strength

Makita BL1840B-2 - 18V LXT Lithium-Ion 4.0Ah Battery, 2/pk Power Drill Parts & Accessories the Charger has a built-inThe Makita 18V LXT Lithium Ion battery charges faster and works longer than standard Lithium Ion batteries, giving you and your cordless tools unmatched performance and productivity to take on the most demanding applications. The Makita 4. 0 Ah battery combines more run time (35% more run time per charge than the Makita BL1830 battery) with a category leading charge time of only 40 minutes, so it spends more time working and less time sitting on the