Description
Plug-in receiver, plug and play, no need to pull wires/replace batteries
300 meters strong reception and penetration, independent coding without false alarms
52 ringtones, 4-level volume adjustment, and automatic power-saving function with alarm indicator light
IP44 waterproof splash button
ABS impact-resistant, flame-retardant shell, fixed mode, cannot be paired by yourself. Expanded uses: doorbells, call bells, elderly/child care bells