1) Laser guided leveler projects 50 foot line  <br><br>2) Built in level bubbles?  <br><br>3) Reusable adhesive adheres to any surface? leaves no markes  <br><br>4) Projects a perfectly straight line on any surface  <br><br>5) 2 x AAA batteries (not include) <br><br>6) Size:10.3cm x 3.5cm x 6cm <br><br>7) Weight:3.96oz(112.1grams)with batteries and pins. <br><br>8) Accuracy:+/-0.55"@30feet(+/-1.4mm per meter) <br><br>9) Laser wave length:625~670mm <br><br>10) Housing: plastic <div class="params_begin">Specification:</div><div class="params_group"><table border="0" class="params_group_table">  <tr>	<td class="params_group_name">			Package Weight		</td>	<td class="params_props">			<div class="params_prop ">		  <table border="0" class="params_prop_table">			<tr>					<td class="params_name">One Package Weight</td>			<td class="params_value">				0.16kgs / 0.35lb			</td>					</tr>		  </table>		</div>			<div class="params_prop ">		  <table border="0" class="params_prop_table">			<tr>					<td class="params_name">Qty per Carton</td>			<td class="params_value">				60			</td>					</tr>		  </table>		</div>			<div class="params_prop ">		  <table border="0" class="params_prop_table">			<tr>					<td class="params_name">Carton Weight</td>			<td class="params_value">				9.20kgs / 20.28lb			</td>					</tr>		  </table>		</div>			<div class="params_prop last_prop">		  <table border="0" class="params_prop_table">			<tr>					<td class="params_name">Carton Size</td>			<td class="params_value">				47cm * 45cm * 45cm / 18.5inch * 17.72inch * 17.72inch			</td>					</tr>		  </table>		</div>		</td>  </tr></table></div><div class="params_end"></div> <p>&nbsp;<img src="//lh3.googleusercontent.com/-oYp3-Nj18a0/Vzl4ATG8byI/AAAAAAAAiB0/flsa52IW_io-CXISwM-o_wO6Gth2NbbmgCCo/s829/sg%2Bback.jpg" alt="" /></p>