Product Name: 4s Lithium Battery Management System PCM/BMS for Li-ion/LiFePO4 Batteries Model NO.: PCM-L04S100-E16, A-2 Certification: ISO 9001:2000 Dimension: L260*W115*T15mm Apply to: 4s 12V 100-200A Lead Acid Replacement Batteries Max.Cont. Discharge Current: 100A Charge&Discharge: Share a Same Port Work with a Transfer Board: to Support Canbus,Smbus,Hdq,I2c,RS232,RS485 Delivery Time: 7-15 Working Days ODM/OEM Services: Yes Work with Upper Software: to Read Battery Data Connect with Bluetooth: to Read on Battery Data on APP Connect with Mobile Phone: to Read Battery Data Multi-Function 1: Support 4-5 Battery Packs Connected in Series Multi-Function 2: with Low Temp. Heating Trademark: SmarTEC Transport Package: Carton Specification: For Li-ion/LiFePO4 battery Origin: Shenzhen Product Description Product Features:1. Have the Basic Functions of a normal battery protection circuit:2.Have more Intelligent functions to monitor the batteries :Howto produce? Certificates: who we are? A great Team to support you high quality products, fast delivery time, good after-sales services!