Bewinner Smart Sunglasses - Bluetooth 5.2 180mAh battery

Spec: Item Type: Smart Glasses Material: PC, ABS, Aluminum Alloy Weight: Approx. 241g / 8.5oz Languages: 150 Product Size: Approx. 140x40mm / 5.51x1.57in Rated Voltage: 5V Bluetooth Version: Bluetooth V5.3 Bluetooth Pairing Name: YJ005F Charging Port: Magnetic Charging Column Charging Time: About 1.5 Hours Battery Life: 5-6 Hours (At 60% Volume) Standby Time: Approx. 20 Hours Battery (Built in): Li Battery 55mAh x 2 Sound Channel: Double Channel Effective Distance: Answers to Problems: 1. Can't turn on normally: insufficient power, or no power, please charge it in time. 2. No sound from Bluetooth earphone: please make sure the volume is adjusted to the lowest tone, or the Bluetooth is not properly connected to the phone. 3. Bluetooth device cannot be searched: Please make sure the headset is in pairing status, and make sure there is no obstacle between the devices or whether they are within range. 4. The sensitivity of the touchpad may be affected by body temperature and other factors, please try more for the first time. Please try the best touch area and pay attention to the touch time. Troubleshooting: 1. Smart music glasses can not be paired with cell phone? A: Please check whether the smart music glasses are in pairing or reconnect mode, and whether the Bluetooth search function of the cell phone is turned on. And check the Bluetooth menu on the device, and delete or cancel the smart music glasses, and reconnect the smart music glasses according to the instruction manual. 2. Smart Music Glasses can't start? A: Please check the battery level of the Smart Music Glasses. 3. Can I replace the battery of Smart Music Glasses? A: No, this product uses non removable Li polymer battery. 4. Can I disconnect my Smart Music Glasses from my cell phone within 10 meters? A: As Bluetooth is a wireless technology, it is sensitive to objects between the