ETC Sarin 30 Lumen Front USB Bike Light Multi Mode

Cob led
Auto light adjustment
Remaining battery display
Low battery safety mode
Multiple modes plus memory mode
Functions: high 30lm, mid 15lm, low 5lm, flash 30lm, breathe flash, comet flash, intelligent night, intelligent day
Battery: lithium polymer 3.7v 500mah
Run Time: Low 14hrs, Med 6hrs, High 3.3hrs, Breathe 6hrs, Comet 7.3hrs, Flash 55hrs, Int Day 22hrs, Int Night 16hr