Load sensors based on the wireless transmission technology for dynamic wind loads. Battery powered so no power supply or cabling required. It can be fixed to the inside or outside of the front profile (depending on the awning model) without requiring a power supply cable. Different levels of sensitivity are available. Both the markilux Vibrabox using 433 MHz technology and the markilux Vibrabox plus using 868 MHz technology are compatible with the corresponding radio-controlled motors (please consult the accessories optionally available with each awning model). They are available in an anthracite or white finish.