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The Gravity Plus Tail Light has a built-in accelerometer that detects deceleration or swerving and automatically changes to a super bright, solid beam to warn following traffic. To allow the accelerometer to calibrate, always install the Gravity+ on your bike before powering it on. Hold the power button down for 1 second to turn the light on or off. Then, keep your bike still for 1 second after pressing the power button to complete the calibration. Specifications Automatic accelerometer brake light function shines 100 lumens bright 2 Modes (runtime): Solid - 20 lumens (12 hours), Flash - 80 lumens (30 hours) USB rechargeable li-polymer battery Weatherproof exterior for all season riding Seatpost and backpack clip mounts included Mounts vertically or horizontally Includes USB-C recharging cord Weight: 1.9 oz
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🇺🇸 Ship from USA · On Agora since 2025
$40.00