EdisonBright Nitecore TUBE black/pink pair of 45 lumen USB rechargeable keychain lights with flexible USB reading light bundle High performance LED produces 45 lumen on high (2 X white lights Black/pink body ) Integrated intelligent Li-ion battery charging circuit (micro USB charging port) Built-in rechargeable Li-ion battery provides a runtime of up to 48 hours on low Features two brightness levels and infinitely variable output mode This bundle includes EdisonBright USB powered flexible reading light