About V1.2.0: New PH2-2.0mm battery connector.1A resettable fuse Features: Charging Voltage: max: 10V, recommend: 5VCharging Current: max: 1ALithium Battery voltage: 3.3-4.2VBoost Power Supply: 5V(max: 1A) Package included: 5 x Battery Shield V1.2.0 5 x 2pcs Normal pin