Power Source: 4 x D (R20) batteries Product Name: AOSION 2015 Hot Battery Powered Bird Repellent Animal Type: birds, cats, dogs Brand: AOSION Service Environment: garden, yard, farms, orchard and so on Passive infrared area: about 70 square meters Passive infrared degree: 110 degree Output sound pressure: 110 dB Power Supply: 4 x D (R20) batteries Output power: 3W Key words: battery operated bird repellen The battery operated bird repellent's package: Model size(max.): 55.5*8.5*6.5cm Color box size: 56.2*9*7cm QTY:24PCS/CTN N.W.: 12 KGS G.W.: 13 KGS MEAS:58x44x39cm 20FT' : 6792PCS 40FT' : 14088PCS 40HQ : 16536PCS Delivery Detail:20 Working days after confirmed the order