... IRSJ002, IRSJ003, IRSJ004,IRSJ006, IRSJ013USB portMINI or MICRO USBBatteryBuilt-in, rechargeable, 3.7VStandby time, no charging1 monthAdapter5VAlarm noise85- ... increase customer's efficiency. Since established, IRACING believes in managing concept of integrity, innovation and best service and ... is to become a high quality supplier of customers in the mainland. Welcome customers worldwide to co-work ...