DNA 1 TP40 Liteplan Cheap
$39.99DNA 1 TP40 View Datasheet  Remote 2-part single-cell 3 hour DALI Self-Test emergency lighting conversion kit, designed to suit an extremely wide range of LED types and circuits, to suit 40mm aperture.  The DNA 1 automatically adjusts the output LED current to provide the best match between the battery and the load, providing maximum illumination whilst…