【High Performance】The bike rear light RN 120 has a maximum output of 120 lumens. 260-degree and 1500 meters max visibility makes the riding safer. IPX6 waterproof rate can resist water from any direction.

【Easy to operate】 Double click to change the mode, short click to cycle through brightness settings, memory function for a quick start.

【Sensitive Ambient Light Sensor】The built-in light sensor automatically adjusts the brightness according to ambient lighting conditions. Thus to increase warning effect efficiently during day and night.

【Automatic Safety Mode】When the battery capacity is below 5%, the RN 120 enters safe mode automatically in order to prolong the battery life.

【Smart Motion Sensor】The motion sensor turns on automatically when braking, and lights up for 3 seconds at a maximum of 120 lumens.

RN 120 is a powerful bicycle tail light with convenient USB rechargeable, the max output can be reached up to 120 lumens, breaking through design conception, brings you 260°visibility. All in one design bike tail light suitable for road, urban, and daily commuting. The built-in light sensor automatically adjusts the brightness according to ambient lighting conditions. Thus to increase warning effect efficiently during day and night. RN 120 is easy to be mounted under saddle on different seat posts.