SHNGki 18650 Lithium Batteries Pack Lipo Cell Module DIY 21V Li-ion BMS PCM Lithium Battery Charging Protection Board For Makita 5S PCB

Specifications:Materials: OtherPackaging: 1PC Size: As shownDescription:It has a variety of battery protection functions such as overcharge, overdischarge and short circuit protection to prevent battery damage and improve battery life.Suitable for 5 strings of lithium battery packs, including 21v lithium ion batteries and lithium alloy batteries, to meet the diverse needs of users.Note:Due to manual measurement, please allow an error of 1-3mm. Please ensure that you do not mind before bidding.Due to the differences between different monitors, the images may not reflect the actual color of the item. Please refer to the actual image received. Thank you very much.