Perfect Fit: Perfectly fit for Jabra Elite 4/3 Bluetooth earphones, it can charge and store the Bluetooth earphones conveniently Type-C Charging Port: Designed with a Type-C charging port, with fast charging speed Large Battery Capacity: With 590mAh built-in battery, this charging case offers enough power to recharge earphones up to 2.5 times Fine workmanship: Made of quality material with fine workmanship, with a comfortable hand feeling Specifications: Battery capacity: 590mAh 3.7V 802040 2.183Wh Charging box charging method: Type-C port charging, without wireless charging function Charging box charging time: Type-C port charging current 300MA, takes 1.5 hours Charging box indicator: red light when charging, green light when fully charged Maximum times of earphone charging times: 2.5 times Earphone fully charged time: 1 hour and 20 minutes Earphone use time: 7 hours Weight: 19g Product size: 64*28*39.3mm