Intelligent wireless doorbell home villa touch waterproof door bell bell ringer yituo 2 over a long <br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/472e0919-df8c-4858-af9a-36354f7fc3cc.jpg"><br><strong>Describe:</strong><br>
<p class="tgt"><span class="tgt" data-group="0-0">Working voltage: 100 ~ 240 v, 50 ~ 60 hz ac</span></p>
<p class="tgt"><span class="tgt highlight" data-group="1-0">Standby current: &lt; 600 ua</span></p>
<p class="tgt"><span class="tgt" data-group="2-0">Warning: current &lt; 22 ma</span></p>
<p class="tgt"><span class="tgt" data-group="3-0">Radio frequency is 433.92 Mhz</span></p>
<p class="tgt"><span class="tgt" data-group="4-0">Wireless distance: &gt; 100 m (open land<br>Products include: a packing box A host button A doorbell host<strong> (because batteries are sensitive products So do not include battery)</strong></span></p>
<br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/ae338b26-304d-4c75-9b78-cff1488f9ad7.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/139a6bed-e8ee-4ca2-bcbc-f68a254b9729.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/b1e5040b-ed64-4772-a701-e92907e751d5.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/fad449c2-4daa-46da-b35f-ebd043b4e3cb.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/e0b7e799-eb2d-4b3d-92e1-6e3f176c9104.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/7dd0ae9a-0278-4283-99a6-a4d167c67981.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/f0ea817b-7d25-425d-8090-f3986c052755.jpg"><br><img src="//gdetail.image-gmkt.com/247/636/770636247/2017/5/33f278ac-ae10-4232-86bd-7b1aaed41a21.jpg">