Specifications:
1) Easy installation, no wired required
2) For use on windows and doors in houses,
offices, factories, storage rooms
3) Settable to (no less than 98dB)
4) Safe and convenient

Outer packing: 240pcs/carton
Carton dimensions: 63.5 x 27.5 x 38.5cm
N.W.: 9.5kg
G.W.: 15kg