Jumper Starter Jump Kit 11 AWG Auto Cable For Makita 18V Power Battery Booster
(NO Battery Included). FIT For Maikta 18V battery: BL1815，BL1815B，BL1820，BL1820B，BL1830，BL1830B，BL1840，. and makes it more durable and safe to use. 【LED Indicator】 LED indicator shows the battery status.