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Waterproof IP67 IP67 IP67 IP65 IP67
Class Class A Class A Class A Class A Class A
Frequency band AS923 AS923 AS923 AS923 AS923
Power type 2 X 3.6V ER14505 AA 2 X 3.6V ER14505 AA 2 X 3.6V ER14505 AA DC12V/1A 2 X 3.6V ER14505 AA
Sleep Power consumption 22uA 20uA 20uA NA 22uA
Rx Sensitivity -136dBm -136dBm -136dBm -136dBm -136dBm
Sensor Measurement Range VW-1 VW-1 VW-1 100m VW-1
TX Power 16dBm 16dBm 16dBm 16dBm 16dBm
Chipset SX1276 SX1276 SX1276 SX1276 SX1276
Cable length 1~300m 3~300m 3~300m 1~300m
Sensors 2 x water leak detector Water leak with Rope Sensor 2 x Water leak Detector with Rope sensor Water leak with Rope Sensor Water Leak detection