Multipurpose series lithium iron phosphate (LPF) battery modules are specially designed for multi-applications. They have outstanding advantages of being waterproof, bluetooth capabilities, heating feutures, impact resistance, good insulation performance, easy installation and maintenance-free. They can meet the applications of RV's, solar lights, small medical equipment, toys and some small off-grid energy scenarios. Battery modules integrate intelligent BMS inside which offers great advantages in terms of safety, cycle life, balancing and smart control.