4Dx360° Cross Laser Level Green Self Leveling Laser Level with Lithium Battery, 16 Lines Vertical and Horizontal Line, USB Charging, IP54 Anti-Splash, for Indoor Construction Site. 🥇【ADJUSTABLE BRIGHTNESS】✅ The number of the brightness levels is "5", in self leveling mode, press and hold the"H"button to increase the brightness of the light,and similarly,long press the "V"button to decrease the brightness of the light.
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