Topeak AeroLux 1Watt USB Front Light TMS072

Added Features Low battery indicator, Blinking mode
Battery 3.7V 700 mAh Lithium Ion (integrated)
Charge Micro-USB
Charge Time (Approx) 4-5 hr
Control / Burn Time 3 modes
 (Approx) 2 hr 1W / 4 hr 0.5W / 72 hr Blinking
Lamp 1W LED
Lamp housing Forged aluminum / Injection molded plastic
Luminous Intensity 100 Lumens, 45 Lux / 5M
Mount Helmet mount / Handlebar mount (ø25.4 - ø33 mm)
Reserve Time (Approx) 0.5 hr
Size 7 x 3.8 x 2.6 cm / 2.8” x 1.5” x 1” (Light)