Price For: Each Features: Input AC 120V, 50/60 Hz, 270 mA, Output AC 24V, 1.0 A Through RJ-11 Socket, Dimensions 3.2" (H) x 2.6" (W) x 1.9" (D), One Transformer Will Supply Four Mini Air Ionizers Mfr. No. 960 Item: Power Supply Includes: Wall Transformer Country of Origin (subject to change): United States