Product Name: 12V/150 4s Rechargeable LiFePO4 Battery Packs for Lead Acid Replacment Model NO.: SMT-LFP4S12V150AH Battery: Lithium-Ion Battery Body Type: Closed Usage: Cargo And Passenger Certification: ISO 9001:2008 Max.Cont. Discharge Current: 150A Solution 1 (F59): Ti-Bq34z100 Solution 2(G21): Ti-Bq34z100 Charge&Discharge: Share a Same Port Communications Type: Canbus/I2c Bus/RS232/RS485/Bluetooth Muliti-Function: Support 4-5 Battery Packs in Series Delivery Time: 15-20 Working Days Connect with LCD Screen: to Read Battery Data Connect with Bluetooth: to Read Battery Data on APP Connect with PC: to Read Battery Data Trademark: SmarTEC Transport Package: in a Seperate Carton Specification: 4S 150A 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? PCM/BMS production Line Battery Pack Assembly Line Certificates: who we are? A great Team to support you high quality products, fast delivery time, good after-sales services!