INSTANTLY CONVERT you spirit level into DIGITAL level. Just screw this digital module onto your old-spirit level body. For better accuracy, perform self-calibration as shown in Instruction Manual (or YouTube Video). Digital display for all angle. Precise, speedy & reliable measurements. High accuracy can be maintained by user. Simply self-calibrate the module whenever needed. Audible sound can assist user to simply hear sound when levelling reached.
Trustpilot
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