S2 Bluetooth 5.0 TWS Earphone Mini Wireless Earbuds: Ultimate Connectivity & Portability

• Earphone Battery: 45mAh (4 hours working time)• Power Bank Battery: 850mAh• Earphone Size: 20mm x 20mm x 25mm• Overall Body Size: 20mm x 20mm x 100mm• Overall Body Weight: 48.3 grams, Earphone Weight: 5.9 grams