BTI battery compatible with HP Elite x360 1040 G9/ G10, x360 830 G9/G10, EliteBook 1040 G9/G10, 830 G9/G10, 835 G9/G10, 840 G9/G10, 845 G9/G10, ZBook Firefly 14 G9/G10, 16 G9. OEM P/N: 4C3U1AV, 752M9AV, HSTNN-OB2J, M64304-2C1, M64304-AC2, TPN-DB0K, 4C764AV, HSTNN-IB9X, HSTNN-OB3B, M64304-2D1, M73466-002, WP03051XL, 739L7AV, HSTNN-IB9Y, M64304-171, M64304-421, M73466-005, WP03051XL-PL, 740H6AV, HSTNN-LB8V, M64304-1D1, M64304-AC1, TPN-DB0J, WP03XL We recommend: Advance exchange for this product is available directly through Origin Storage throughout the 18-month warranty period. Please note: Please get in touch with us if you have any questions.