4S 40A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board with Balance For Drill Motor 14.8V 16.8V Lipo Cell Module Microphone Technical indicators:

Technical indicators:

(2) Battery and (3) Solar Panel to the controller according to the order of (1) (2) (3)

often because there is no same spare parts

Detection Angle: 35 °

4S 40A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board with Balance For Drill Motor 14.8V 16.8V Lipo Cell Module Microphone Technical indicators:4S 40A Li ion Lithium Battery 18650 Charger PCB BMS Protection Board with Balance For Drill Motor 14. 8V 16. 8V Lipo Cell Module Now this 4S 40A balance version has upgrade to new ! 1, increased anti interference function, 2, reduce the large current heat by 30%, 3, starting power increased from 135W to 220W (4S40A) Integrated 10 low load resistance MOS tube, continuous discharge 40A, 100mA balanced current, for electric drill sprayer LED lights low