3
2. Appearance
Fig.1 R718DB2 Appearance
3. Main Features
⚫
Compatible with LoRa protocol.
⚫
2 x 3.6V ER14505 AA
lithium
batteries
（
3.6V/section
）
⚫
Detectable Object Vibration
⚫
Simple Setting and Installation
4.Set up Instruction
4.1 Power on and Turn on / off
(1)
Power on:
insert batteries; open the battery cover; insert batteries and close the battery cover.
(2)
Turn on: i
f the device had never joined in any network or at factory setting mode, after powering
on, the device is at off mode by default setting. Press and hold function key for 3 seconds and release
to turn on the device. The green indicator will flash once to show that the device is turned on.
(3)
Turn off:
press and hold function key for 5 seconds till the green indicator flashes quickly and
release. The green indicator will flash 20 times to show that the device is turned off.
