Min. Order Reference FOB Price
3000 Pieces US$0.33-2.30 / Piece
Product Description
1.4.5V 3 PCS LR44/AG13 button battery.( included) 2.place the cover in place. 3.peel the paking of the alarm unit and place it on the edage of the moveable portion of the ON/OFF switch side away from the edge. 4.peel the backing of the magnetic sensor and place it on the edge of the ...