4S 40A Li-ion Lithium Battery Charger Protection Board 18650 BMS 11.1V 12.6V/14.8V 16.8V Enhance/Balance Mornsun LM600-12B15 AC/DC 600W Enclosed Switching Power Supply and wireless module performance validation

and wireless module performance validation

it gives you some nice software setup - just draw your schematic & download to the board

Press any button on the transmitter - the receiver LED will flash to confirm successful pairing

and environmental sensing experiments

4S 40A Li-ion Lithium Battery Charger Protection Board 18650 BMS 11.1V 12.6V/14.8V 16.8V Enhance/Balance Mornsun LM600-12B15 AC/DC 600W Enclosed Switching Power Supply and wireless module performance validation4S 40A Li ion Lithium Battery Charger Protection Board 18650 BMS 11. 1V 12. 6V 14. 8V 16. 8V Enha This battery type capacity indicator module display shows the display is more intuitive and more beautiful. A wider range of applications, nickel metal hydride batteries, 18650 and polymer lithium battery packs, lead acid storage, electric vehicle batteries, electric equipment can be used. This display has a reverse connection function, even if the