1. Perfectly compatible with Makita batteries - Gerttilyon cordless tools are powered by Makita 14.4V - 14.4-18V batteries, BL1430 BL1440 BL1450 BL1460 BL1830 BL1840 BL1850 BL1860 BL1430B BL1460B BL1830B BL1850B BL1860B and other batteries (batteries not included). 2. 84 LED lamp beads design - Unique layout of 84 LED lamp beads: Our Gerttilyon flashlight adopts a unique arrangement of 84 LED lamp beads. The middle row of lights illuminates the ground so that multiple people can see side by side. You can choose to activate the top 36 lamp beads, the bottom 48 lamp beads, or all 84 lamp beads at the same time. 3. 4200LM 3 Brightness Mode Settings - Adjustable Brightness Level: Gerttilyon for Makita Cordless Light for Makita Battery provides three brightness modes. With a brightness of 414.4-180 lumens, it can provide a super bright spotlight. Simply press the switch button once for medium white brightness (1800 lumens), twice for strong white brightness (2400 lumens), and three times for super bright 4200 lumens. 4. 90°-180° Degree Rotating Head and 5V2.1A USB Port - The Gerttilyon rechargeable work light can be adjusted from 90° to 180° degrees when in use. You can adjust the rotating head for multi-angle lighting, illuminate the corners. The 5V2.1A USB port on the handle can charge your mobile phone for emergency use.