DIY Dual-USB Mobile Power Bank Charging Circuit Board w/ Case - Blue (4 x 18650)
Brand N/A Model 4561 Quantity 2 Color Blue Material ABS + circuit board Specification Output: 1.8A; Charging current: 500mA; With the protection of charging and short circuit; Maximum 2A output; Conversion rate: 80%~85%; Charging with indicator display; 3-in-1 solution IC includes boost / charge / SCM. Hold 4 x 18650 batteries (not included) Features Easy to install and convenient. Application DIY portable power bank English Manual/Spec Yes Packing List 1 x Circuit board 1 x Case