DIY Guide: How to Make a USB Rechargeable Battery Pack with Li-ion 18650 Cells

To make a USB rechargeable battery pack, use an old laptop battery. Start with a charge controller for safe USB charging. Connect NiMH cells in series to boost voltage. Include a battery charging circuit to prevent overcharging. Follow the DIY steps carefully and ensure precise wiring for safety and efficiency. First, gather your materials. You … Read more

DIY UPS Battery: How to Make a Custom Backup Solution with Li-Ion or LiFePO4

To make a UPS battery, select a reliable inverter compatible with deep cycle batteries like LiFePO4 for longer runtime. Choose a suitable charger that matches the battery specifications. Ensure correct wiring and follow safety guidelines. Replace the original battery to improve performance during power outages. Start by selecting the appropriate type of battery. Li-Ion batteries … Read more

Restore the Battery Icon on Windows 10: Quick Fix for Missing Taskbar Symbol

To show the battery symbol on the taskbar in Windows 10, follow these steps: Click Start, then open Settings. Go to Personalization and choose Taskbar. Scroll to Notification area and click “Select which icons appear on the taskbar.” Finally, turn on the Power toggle to make the battery icon appear. Sometimes, Windows updates may affect … Read more

Extend Tablet Battery Life: Essential Tips on How to Make Tablet Battery Last Long

To make your tablet battery last longer, turn on battery saver or low power mode. Reduce screen brightness and disable unused features like location services, Bluetooth, and Wi-Fi. Limit auto-sync and push notifications. Charge your tablet between 20% and 80% for optimal battery health. Additionally, adjust location settings. Keeping GPS on constantly consumes power. Disable … Read more

How to Make Sure Your Laptop Battery Lasts Long: Best Tips to Extend Battery Life

To make your laptop battery last longer, adjust power settings and lower screen brightness. Set sleep settings appropriately, manage background apps, and activate battery-saver mode. Update drivers, disable unnecessary hardware, and optimize software. Regularly calibrate your battery for better performance. Third, close unnecessary applications. Background programs consume energy. Keeping only essential software open will maximize … Read more

How to Make Solar Panels Charge a Lithium Battery: Methods and Tips for Off-Grid Use

To charge a lithium battery with solar panels, use a charge controller. This device manages the charging process, stops overcharging, and prevents reverse current. Connect the solar panel to the charge controller, then attach the controller to the lithium battery. This setup ensures efficient charging and battery protection. Next, wire the charge controller to the … Read more