【70 Hours Playtime with Dual Power Display】With a respectable battery life, Bluetooth headphones provide about 9 hours playback per charge. The included charging case extends the usage time to 70 hours by providing multiple additional charges on the go. Besides, the intuitive LED display keeps track of the case’s remaining power in real-time and earbuds’ charging status, so you are never caught off guard by low battery through workout or daily routine. Say goodbye to battery anxiety.【Made for Movement and IPX7 Water-resistant】Enhanced by flexible ear hooks and 3 sizes of soft ear tips, these running headphones stay securely in place during vigorous workouts, daily commutes, and extended listening sessions. You can enjoy music or movie hours of usage without any hint of discomfort or fatigue. Bolstered by an IPX7 waterproof rating, workout headset offer steadfast protection against both sweat and rain, which makes them more suited for exercise/gym/fitness/workout/running.