4 x AA Batteries
White, Gray
133 x 70 x 55 mm
1,000 piece(s)
PV400
Hong Kong or China
Placing near the door for shop or office to announce the entries of visitor.
Hi/Low volume control for “Ding Dong” melody.
Adjustable wall mount included.
Sensing distance up to 4-5 meters (Under normal light condition).
45 days