Wireless 4-way mini handheld transmitter 43x43mm, 16mm high. Weighs only 30 grams. Generates the power for wireless telegrams itself when the button is pressed, therefore there is no battery. The batteryless mini handheld transmitter FMH4 has 1 double rocker. It can transmit 4 evaluable wireless telegrams. The double rocker is laser engraved with 1, 2, 3 and 4. This wireless handheld transmitter can be attached to the wall, on glass or on furniture using an enclosed adhesive foil. The mini handheld transmitter is supplied with the following engraving: 1 on upper part left, 2 on upper part right, 3 on bottom part left and 4 on bottom part right. The wireless modules integrated in the mini handheld wireless transmitter can be taught-in encrypted as described in the operating instructions in all encryptable actuators of the Series 61 and Series 71 as well as the FAM14. This requires the FTVW wireless pushbutton encryption rocker. Encryptable actuators bear the key pictogram.