There is a lithium battery 3 7v for energy storage
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
About this item . This battery is applicable to electronic products with DIY 3.7-5V less than 7.77Wh 2100mAh.( mobile energy storage, power supply, LED light, wireless Bluetooth game headset, outdoor video and audio electronic scale, GPS Watch recorder, e-book, USB Fan tester, dash cam controller, mouse and keyboard)(★ Not applicable to high-power …