PV717
Hong Kong or China
3 x LR44 Batteries
White, Gray
1,000 piece(s)
80 x 40 x 10 mm
Placing on the door for shop or office to announce the entries of visitor.
Visitor Chime with Counter Mode:
Counting customer with ding dong sound.
Sensor Counter Mode:
Counting customer without sound.
Sensing distance up to 3-4 meters.
45 days