1) Quad Band: GSM 850 / 900 / 1800 / 1900MHz <br><br>2) With GPS antenna <br><br>3) Low battery alert <br><br>4) Real time positioning? automatically upload location information <br><br>5) Built-in moving sensor to realize alarm function <br><br>6) GPRS: Class 12? TCP / IP <br><br>7) GPS sensitivity: -158dbm <br><br>8) GPS positioning time: cold start: 42s; warm start: 38s; hot start: 1s <br><br>9) GPS positioning accuracy: <10m <br><br>10) Lithium battery: 3.7V/860mAh <br><br>11) Size: 104 x 83 x 24mm <br><br>12) Weight: 150g <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">				0.87kgs / 1.92lb			</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">				20			</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">				16.30kgs / 35.93lb			</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">				38cm * 35cm * 25cm / 14.96inch * 13.78inch * 9.84inch			</td>					</tr>		  </table>		</div>		</td>  </tr></table></div><div class="params_end"></div> <p>&nbsp;<img src="https://lh3.googleusercontent.com/-oYp3-Nj18a0/Vzl4ATG8byI/AAAAAAAAiB0/flsa52IW_io-CXISwM-o_wO6Gth2NbbmgCCo/s829/sg%2Bback.jpg" alt="" /></p>