Garmin Varia RearVue 820 Radar tail light with advanced features

STRIKINGLY VISIBLE. REMARKABLY POWERFUL.​ Varia RearVue 820 features our most powerful and precise radar yet with a wider field of view, giving you more reliable alerts than ever before. The tail light offers up to 2 km (1.24 miles) of visibility and has a brake light that shows when you’re slowing or stopping. POWERFUL AND RELIABLE RADAR With our most powerful and precise radar tracking technology, Varia RearVue 820 bike radar detects vehicles approaching from up to 175 metres away with a wider