Original 2930mAh Battery For MANN ZUG 3 Smartphone Description: Very suitable for your mobile phone, can solve the problem of mobile phone suddenly without electricity for you. Ii is the best choice for back-up power. Type: Li-Ion Output Voltage: 3.7V Charging voltage limit: 4.2V Capacity: 2930mAh 10.84Wh Compatible with: MANN ZUG 3 Smartphone Package Included: 1 x 2930mAh Battery for MANN ZUG 3