Earbuds Bluetooth 5.4 Sport Headphones with LED Charging Case, Playback Sweatproof Running Ear Buds with Earhooks Workout Earphones for iOS Android Features: 1. 60H Playback and LED Digital Display：Single ear buds can be use 6Hrs, up to 60Hrs of listening time with 4 additional charges from 650mAh battery capacity charging case. Charging case with a clear digital display, as well as the left and right sides with the earbuds power display, each grid represents 25% of the power. During charging and connected, the LED light will flash. .
eBay