Product details of 3.7V 30mAh Mini Bluetooth Headset Battery or Bluetooth Circuit Battery & Wireless Air Dots Battery

• Battery Voltage: 3.7V
• Battery Power: 30mAh apprx
• Battery Size: 10 x 9 x 4 mm or 1 x 0.9 x 0.4 cm
• Battery Weight: 0.4g apprx

• 3.7V 50mAh Mini Bluetooth Headset Battery Wireless Air Dots Battery

• Battery Voltage: 3.7V
• Battery Power: 30mAh apprx
• Battery Size: 10 x 9 x 4 mm or 1 x 0.9 x 0.4 cm
• Battery Weight: 0.4g apprx
• 1pcs