Arrived in normal time, been used in a battery backed power supply and working well.

Arrived in normal time, been used in a battery backed power supply and working well.

Arrived in normal time, been used in a battery backed power supply and working well.

this 2s LiPo charger board without balancing but with a step-up dc-dc converter (5v tn 8.4v) works fine. Be aware of the detail that with no load the voltage booster is off so the output voltage is 4.3V. the u-m USB connector holds in place only by the 2 ground pin, so care must be taken.

this 2s LiPo charger board without balancing but with a step-up dc-dc converter (5v tn 8.4v) works fine. Be aware of the detail that with no load the voltage booster is off so the output voltage is 4.3V. the u-m USB connector holds in place only by the 2 ground pin, so care must be taken.

this 2s LiPo charger board without balancing but with a step-up dc-dc converter (5v tn 8.4v) works fine. Be aware of the detail that with no load the voltage booster is off so the output voltage is 4.3V. the u-m USB connector holds in place only by the 2 ground pin, so care must be taken.