?Precise Compatibility? Replacement for HP EliteBook 740 745 750 755 840 845 850 855 G1 G2 (ONLY G1 G2) Series, perfectly compatible with OEM part numbers: HSTNN-DB4Q HSTNN-L11C-5 HSTNN-LB4R 717376-001 CM03 CM03050XL. ?High-Performance Battery Cell? 3200mAh capacity + 11.4V voltage + 43WH, A+ grade lithium-ion battery cell, 20% longer battery life (compared to the aging original battery), support 500+ charge cycles. ?Multiple Safety Protection? CE/RoHS/FCC certified, built-in over-charge/over-discharge/short-circuit protection chip, compliant with air transportation standards. ?Installed and Ready to Use? No need to drive, plug and play (recommended to use for the first time full 12 hours to activate the battery) ?After-Sales Protection?12 months long warranty + 30 days no reason to return, 7x24 email support, feel free to contact us for any querry. ?Consistent Power Solution? Our this GBLGBD CM03XL offers consistent energy delivery and up to 500 recharge cycles. ? OEM-Quality HP Laptop Battery Replacement This GBLGBD CM03XL battery is rigorously tested to match the performance of original HP batteries, with upgraded power efficiency. ? Compatible Models: HP EliteBook 840 G1 HP EliteBook 740 G1 Series, HP EliteBook 740 G2 Series HP EliteBook 745 G1 Series, HP EliteBook 745 G2 Series HP EliteBook 750 G1 Series, HP EliteBook 750 G2 Series HP EliteBook 755 G1 Series, HP EliteBook 755 G2 Series HP EliteBook 840 G1 Series, HP EliteBook 840 G2 Series HP EliteBook 845 G1 Series, HP EliteBook 845 G2 Series HP EliteBook 850 G1 Series, HP EliteBook 850 G2 Series HP EliteBook 855 G1 Series, HP EliteBook 855 G2 Series HP ZBook 14 G2 Series, HP ZBook 15u Series, HP ZBook 14 Replacement for Battery Original Part Numbers: CM03 CM03XL CO06 CO06XL CM03024XL-PL CM03050XL HSTNN-DB4Q HSTNN-DB4R HSTNN-IB4R HSTNN-I11C HSTNN-I11C-4 HSTNN-I11C-5 HSTNN-LB4R HSTNN-UB4R 996TA048H D8R80AV D8R82AV 716723-271 716724-1C1 716724-421 716724-541 717375-001 717376-001 719941-002 E2P27AV E3W16UT E3W17UT E3W19UT E3W20UT E3W24UT E3W28UT E7M95PA E7N00PA E7U24AA E7U24UT F2P20UT F2P22UT F2Q24UT F2Q28UT F6B35PA F6B36PA F6B37PA L3J31PT L5J27PA L9S80PA ? Technical Specifications: Capacity: 3200mAh / 11.4V (43Wh) Battery Type: Li-ion (3-cell) Compatibility Note: Not for 2018+ models (Check your old battery's part number) ? Usage Tips: Calibrate the battery by fully charging/discharging 3 times initially. Avoid extreme temperatures to prolong lifespan. ? Package Includes: 1 GBLGBD CM03XL Replacement Battery 1 User Manual