YEEUU K1 Smart Lock Box model # YEEUU K1 Open Box

Like new with new batteries just need to download the app and follow the prompt on how to use it. Step 1 Install the battery. Download yuu app this model is yeeuu K1 model. Make sure the mobile phone is connected to the network Step 2 According to the voice prompt, press* first, then press #, entry the administrator mode Default password is 123456 # Step 3 According to the voice promp, press 3.then press 1 when it connected to wifi, there will be a voice prompt