UNLOCK "PENDULUM" Equipped with intelligent pendulum system, the laser level can self leveling. If the tilt angle of laser tool is ≤ 4°, the beam will flash to indicate the unlevel condition.
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LOCK "PENDULUM" + PRESS "POWER" Under Manual Mode, the laser tool locks the cross-line for use at any angle. The level tool will blink every 3-5 seconds to remind you that its manual mode now.
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UNLOCK "PENDULUM" + LONG PRESS "POWER" When in Pulse Mode, HUADER laser level line tool can be used with a laser detector for working in even brighter environments or at greater working distances.
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