YAFA FA993 doorbell no. 5 batteries induction 3v section 2 of this product, various sound induction mode selection, shopping malls, office, suitable for home and company welcome and warning purposes.
BMMK FA993感应门铃5号电池2节3V本产品属感应模式，多种声音选择，适用于商场、办公室、居家、公司等作迎客和警示用途。
YAFA FA993 doorbell no. 5 batteries induction 3v section 2 of this product, various sound induction mode selection, shopping malls, office, suitable for home and company welcome and warning purposes.
BMMK FA993感应门铃5号电池2节3V本产品属感应模式，多种声音选择，适用于商场、办公室、居家、公司等作迎客和警示用途。
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