SMD Funk 1K, industrial hand transmitter Original spare part SMD Funk 1K, industrial hand transmitter 433 MHz Range approx. 50 meters For light industrial applications! Security coding with 1024 different settings. Available in different versions. (1, 2, 3, 4 and 8 function buttons) Power supply: 9V battery Dimensions: 135 mm x 65 mm x 25 mm