Brand:ZHIIDA; Cell type: Li-polymer; Capacity Range (m Ah):2000-4500; Input Voltage (V):5; Output Voltage (V):5; Output Current (m A):500 max; Dimensions (cm):18.5 x 10 x 2; Weight (kg):0.112 ; Capacity (m Ah):2000; Power Display:LED; Compatible With: Universal