<p>Battery:  &nbsp;  &nbsp; 4V/4.0Ah<br>Laser Diode:  &nbsp; &nbsp; &nbsp;515nm<br>Accuracy:  &nbsp;  &nbsp; &nbsp; &nbsp; ±0.3mm/m<br>Auto-leveling Range:  &nbsp; &nbsp; 
&nbsp; &nbsp; ±3°<br>Width of Laser Line:  &nbsp; 
4mm at distance of 10m<br>Operating Temperature:  &nbsp;
&nbsp; -10~40℃<br>Laser Class:   3R<br>Tripod Thread:   &nbsp; &nbsp;1/4"<br>Net Weight:   &nbsp; &nbsp; 0.6kg<br>Features<br>1. 4.0Ah Lithium battery: long life and long endurance time;<br>2. Intelligent remote control: convenient and efficent;<br>3. Multi-functional wall hanging design: suitable for various scenarios;<br>4. 3R level high intensity green laser: display more clearly;<br>5. Suitable for wood ceiling.</p><br>