Ravemen LS500+TR20 FR/RR combo

01. FEATURES     Specifically designed curved lens with even-distributed flood beam and side visibility, great for road cycling and commuting
02. FEATURES     Extending battery runtime by connecting with external power source
03. FEATURES     Wired remote button(sold separately) to change brightness level safely without releasing the grip
04. FEATURES     Multiple brightness levels and daytime visible rapid flashing for night and daytime riding
05. FEATURES     Micro USB charging port, compatible with most phone chargers
06. FEATURES     Integrated self-contained design, compact and light weight
07. FEATURES     Intelligent memory circuit remembers the last used brightness level and mode when turned on again
08. FEATURES     Quick release design for easily slide in and out
09. FEATURES     Compatible with handlebar of 22.2mm to 35mm diameter