1. Compatibility: Laptop chargers are specifically designed to be compatible with a particular laptop model or series. They come in various shapes, sizes, and specifications to match the power requirements and connector types of different laptops. It's crucial to select a charger that is compatible with the make and model of the laptop to ensure proper functionality and safe charging.

2. Power Output: Laptop chargers deliver the necessary electrical power to the laptop to operate its components and charge the internal battery. The power output is measured in volts (V) and amperes (A) and is typically specified on the charger itself. It's essential to use a charger with the correct voltage and current ratings to avoid damaging the laptop's components.

3. Connector Types: Laptop chargers feature a connector or plug that plugs into the laptop's power port. There are various connector types used by different laptop manufacturers, including barrel connectors, USB-C connectors, and proprietary connectors specific to certain brands or models. It's essential to select a charger with the correct connector type that matches the laptop's power port.

4. Cable Length: Laptop chargers come with a power cord or cable that connects the charger to a power outlet. The length of the power cord can vary, with longer cords providing greater flexibility in positioning the charger relative to the power outlet. Choosing a charger with an appropriate cable length ensures convenient access to power without the need for extension cords.

5. Compact Design: Many laptop chargers feature a compact and lightweight design, making them portable and easy to carry while traveling or commuting. The compact size allows users to pack the charger in a laptop bag or backpack without adding excessive bulk or weight.

6. Safety Features: High-quality laptop chargers incorporate safety features to protect the laptop and its components from overvoltage, overcurrent, overheating, and short circuits. These safety mechanisms help prevent damage to the laptop and ensure safe and reliable charging.

7. Efficiency and Energy Saving: Some laptop chargers are designed to be energy-efficient, with features such as high power conversion efficiency and low standby power consumption. Energy-efficient chargers help reduce electricity consumption and environmental impact while providing reliable charging performance.

8. Certifications and Standards: Reputable laptop chargers comply with industry standards and certifications, such as UL (Underwriters Laboratories) certification or CE (Conformité Européenne) marking, ensuring compliance with safety and performance requirements. Choosing a charger from a trusted manufacturer with proper certifications helps ensure product quality and reliability.

SPECIFICATIONS

Brand Name: HIDORAJIN

Type: Industrial Computer Accessories

Package: Yes

Model Number: LA90PM170

Model Number:: LA90PM170

Output Voltage: 19V: 20V

Output Current:: 4.5A

Compatible Brand:: For Dell

Choice: yes