Accurate Fit for Dell's Multi-Series Models: Perfect for Dell G3 3579, G5 5587, Inspiron 15 7577, Latitude 3580, and Dell G7 7588, and other compatible models. Compatible with OEM part number 033YDH/33YDH, plug-and-play, no driver required, perfect replacement for the original battery. Stable Output with Long Battery Life: 56Wh/3200mAh high-capacity configuration supports 5-8 hours of continuous use, which is a 30% increase in battery life compared to the old one, and meets the needs of multiple scenarios such as office document processing, high-definition video playback, and light gaming. Six-Fold Safety Protection System: Built-in intelligent chip monitors voltage/current/temperature in real time, effectively preventing over-charging, over-discharging, overheating and short-circuiting, and passes CE/FCC/RoHS international safety certifications, operating at low and stable temperatures to protect the device and battery life. Automotive Grade A Battery Technology: adopts high-density lithium-ion battery, after 500+ charge/discharge cycle tests, the capacity degradation is less than 20%, the output is stable without fluctuation, compatible with original and third-party chargers, the durability far exceeds the industry standard. Hassle-Free After-Sales Service: 12 months long warranty + 30 days no reason to return or exchange, 7X24 hours professional customer service online to answer questions, before purchasing, you can use the “product description” in the model comparison table or Dell official website to confirm the suitability, to avoid the risk of purchasing the wrong one. Reliable Power Upgrade for Dell Inspiron Latitude Series Revitalize your Dell laptop with the GBLGBD 33YDH replacement battery, engineered to deliver superior performance, safety, and compatibility for mainstream Dell devices. Core Compatibility Information Compatible Models: Dell Inspiron 17 7000 series, Dell Inspiron 15 7577 Series, Dell Inspiron 17 7773 series, Dell Inspiron 17 7778 series, Dell Inspiron 17 7779 2in1 series, Dell Inspiron 17 7786 Series, Dell G3 15 3579 Series, Dell G3 17 3779 Series, Dell G5 15 5587 Series, Dell G7 15 7588 Series. Dell Latitude 15 3590 Series, Dell Latitude 15 3580 Series, Dell Latitude 14 3490 Series,Dell Vostro 15 7580 Series, Dell Vostro 15 7570 Series, Dell Latitude 13 3000 3380 Series and more. Replacement Part Numbers: 33YDH PVHT1 81PF3 081PF3 P30E P30E001 DNCWSCB6106B (Please check the label on the bottom of the device or the “Service Tag” on Dell's website for confirmation) Performance and Security Benefits Powerful power configuration Voltage / Capacity: 15.2V 56Wh (3200mAh), supports fast charging with original charger to 80% in 1.5 hours. Intelligent energy management: Optimize battery charging and discharging logic to reduce energy loss and extend single-use time. Measured battery life: up to 10 hours for light use (web browsing + document editing) and up to 8 hours for medium load (multi-program running + video conferencing) Safety certification and process. Six-fold protection: overcharge protection, over-discharge protection, overheating protection, short circuit protection, over-power protection, battery equalization protection. Material upgrade: fireproof ABS shell with insulated inner layer, through 1.2 meters drop test, adapt to - 20 ? ~ 60 ? extreme environment. Compliance certification: CE/FCC/RoHS international safety certification, in line with UN38.3 transportation safety standards, quality is trustworthy Installation and Use Guide 3 easy steps to install: Turn off the notebook and disconnect the power, slide the battery clip to remove the old battery. Gently push the new battery into the connector until it clicks into place. Turn on the laptop normally, the system automatically recognizes it without any driver or setting. Maintenance Tips: Charge the battery to 100% for the first time use to activate the battery activity. Keep the battery at 20%-80% for long term storage and avoid high temperature or humid environment. Use Dell Power Manager to calibrate the battery every month to optimize battery life. Packing List: 1 33YDH laptop battery 1 User manual After-Sales Promise We offer an industry-leading 12-month warranty that covers after-sales needs such as excessive battery capacity degradation, compatibility issues, manufacturing defects and more. If you have any questions, you can contact us through the Amazon message center or customer service hotline, and we will respond quickly within 24 hours to make your shopping worry-free.