- Capacity: 5200mah - Power input: 5V-1A - Output power: 5V-1A - Board efficiency: ≥ 85% - Total Weight: 133 g (bare metal) - Dimensions: 24 * 42 * 102.5mm - Operating temperature: -10C ° + 40C ° - Battery Type: 18650 Lithium Battery - Switch button: Open button - Housing material: plastic case - Output interface: one USB port - Battery Number: 2 18650 lithium battery - Other capacities are also available: 2400mah / 3000mah / 3600mah / 4000mah / 4400mah / 5200mah GiftU corporate gift expert, provides customised USB Power bank, mobile charger, solar charger and business gift set, small order welcome, quality assurance GiftU custom-made corporate gift. Innovative premium idea with professional gift solution. GiftU your best corporate gift partner!