Features:
Simple download APP " / " on the smartphone to add the device to detect the level overflow, no hub required.
When the was immersed by the , the will beep, and the alert notifications will be pushed to your , be aware of overflowing in , reducing flooding risk. 
intrusion warning for homes, apartments (kitchen, toilet), warehouses, offices, laboratory, hotel rooms, garages, etc.
design, tiny and . Low-consumption design, which can make it work long .
Installed by double-side adhesive sticker, easier and convenient to use.

Note: Only supports 2.4G .

Specifications:
Type: Level
Protocol: IEEE 802.11b/g/n, 2.4G
APP: SmartLife/  
Working Voltage: 3V
Type: 2*AAA 1.5V (NOT included)
Static Current: ≤20uA
Current: ≤40mA
Sound: 85dB
Working Environment : -10℃~60℃
Operation Humidity: <80%
Device Wire Length: 110cm
Item Size: Approx. 9.7*4.5*2.3cm/3.81*1.77*0.90in
Item Weight: Approx. 74g/2.6oz
Package Size: Approx. 10*4.8*4cm/4*1.9*1.6in
Package Weight: Approx. 87g/3.1oz                 

Package List: S6166-2
1 * Instruction
1 * Mounting Sticker 
1 * User Manual (English)