Features: Flexible Lighting Solution: 6 lighting modes—low brightness, standard brightness, brightness, high brightness, slow flashing, and fast flashing—ensuring optimal visibility in all conditions. Powerful 100dB Alarm: Supports direct power from computers and phones. Equipped with a 100dB high-pitched for clear alerts, enhancing riding safety. External control enables quick . Smart Auto-Start/Stop Function: Lights automatically turn off after 60 seconds of inactivity and after 60 seconds of movement, efficiently conserving power. USB Rechargeable Battery Management: Built-in 1200mAh battery delivers up to 30 hours of across three modes. LED indicators display battery : green (100%-30%) and red (30%-5%). Specifications: Substancemail: ABS + Sizemail: 100x55x30mm Lamp beadvertisementsecond: 3 flat lamp beads with against frown lighting plan Light brightnesecurity: five hundred light Battery capacity: 1200mA (3.7V) lie battery, 1.5A charging Impermeable grademail: IP65 Package Includes: (1 set) Light Computer Mount (Rechargeable) note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.