Rear Ebike Light, No On/Off Push Button, 6-90V Input Range with DC 5.5x2.1mm DC Jack. 

Rear 20 Lumen ebike light with wide 6-60V input range. 280 degree visibility. Has DC jack to power directly off your ebike batteries via a Cycle Analyst with a DC splitter and extension cable, or directly from the controller with a Main9 Adapter.

Features concave backing and rubber mounting straps for fastening to a seat post or back rack. Cable length 23cm. No on/off switch or blink mode, just steady red when power is present.