BTI MB04XL-BTI 15.4V 55.67WHR LI-ION BATTERYUpgrade your HP ENVY X360 and select HP notebooks with the BTI MB04XL BTI 15. 4V 55. 67Wh Li ion Battery. This high quality replacement is engineered to meet or exceed original specifications, delivering dependable power where you need it most. With broad compatibility across HP TPN series and ENVY X360 models, this battery restores peak performance, extends unplugged runtime, and helps you stay productive on the move. The MB04XL BTI designation