Price: $19.99
Wireless Door Sensor Alarm, Door Window Entry Alert Security Magnetic Sensor，Home Security Systems Electrical Door Magnetic Chimes，Refrigerator Door Switch Reminder DIY Voice
Mode is all loop play and single playback. Adjustable volume.
Through PC software, direct to update voice by USB cable connected to computer.
Adopt 3 AAA batteries (no batteries provided) or USB to supply power, choosing only one power supply mode. When download voice, take out the batteries first, then connect with computer to replace voice.
Notice: this product does not support micro SD card currently
Price: $19.99
