Description: Efficient Energy Transfer: This high-precision active balancer ensures efficient energy transfer for lithium batteries, including lithium iron phosphate and lithium titanate Easy to Use: Simply connect this lithium battery balance board to your battery and let the balancing work begin, thanks to its original new low internal resistance MOS technology Compatible with Various Batteries: Suitable for ternary lithium, lithium iron phosphate, and lithium titanate batteries, as well as capacitors fit for transfer charge carriers Safe and Reliable: The 4S iron lithium active balance board is equipped with a high-precision active balancer to ensure safe and reliable balancing for your lithium battery module Durable Construction: Made with materials, this lithium battery balance module balancer is built to last and provide long-lasting performance for your power needs Specification: Color: black. Material: PCB. Size: Approx 12*8*4CM/4.72*3.15*1.57inch. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: Without housing: 1* balancing board 1* connecting wire With housing: 1* balancing board 1* connecting wire 1* housing set