4. 2 x 1. 95 inch. L-bracket Size (L x W):: Approx. Size of Magnet Housing (L x W x T):: Approx. 4. 1 x 0. 6 x 0. 6 inch. Применение: Дверь. Current:: 0. 5A. Voltage:: 100V. Power:: 10W
Wireless frequency: 433mhz. Wireless distance: 120m in open area. One door bell receiver: can support 30pcs wireless transmitter max. Индивидуального изготовления: Да. Voltage: AC110V to 240V. Производитель: KLN.