No memory effect: ready to use at any time

Nominal Brightness: 13ANSI Lumens

Low brightness            180lumens         7 hours

Top quality

iPhone 6s plus

i7 i7s TWS Wireless Bluetooth Earphone In-Ear Stereo Earbud Headset with Charging Box Mic for iPhone sunsung xiaomi huawei LG Color:Gold With Box No memory effect: ready toStyle: In Ear Model Number: i7s TWS Function: For Mobile Phone,HiFi Headphone,For iPod,for Video Game,Common Headphone,Sport Brand Name: Etopstand With Microphone: No Connectors: None Vocalism Principle: Dynamic Sensitivity: 962dB Support APP: No Is wireless: Yes Waterproof: Yes Wireless Type: Bluetooth Active Noise Cancellation: Yes Volume Control: No Plug Type: Wireless Frequency Response Range: 20 20000Hz Control Button: No Communication: Wireless