BMK Ultralight RDT Rx module - 0.7g Type:DT Rx only Transmitter not working:

Transmitter not working:

The receiver supports 9 different modes

so you can plug in a compatible battery without soldering

Older units can be returned for firmware update

The transmitter isn’t working

BMK Ultralight RDT Rx module - 0.7g Type:DT Rx only Transmitter not working:The BMK DT Rx Module is the lightest remote dethermaliser (RDT) receiver designed for integration with host timers. It is compatible with most Black Magic and Red Magic timers, among others. The receiver pairs seamlessly with our BMK B1 transmitters, available separately or in a bundle. Each transmitter features a unique code and can link to an unlimited number of receivers. Package Contents Timer circuit board Straight and right angled pin headers