T-light/turn light / turn light

Looking around when making a turn to check the traffic might be dangerous.
T-light designing to utilize the skewing of gravity when people making a turn to control the indicator behind the seat. It is conspicuous and no need to control by yourself deliberately.
The incline of the bicycle when making a turn would lead to the movement of centre of gravity. As a result, the flicker of indicator would be changed as the pressure changed.
The power of indicator supplied by the pressure that given by the person who ride T-light, which could be treated as buffer action and environmental protection as well.