Start with the jobs you plan to tackle, then match features.

• Task & torque: For delicate electronics, look for lower max torque (around 0.5 N·m). For small household fixes, drivers rated around 3 N·m, and some up to 5 N·m, can be helpful.
• Control: Multiple torque settings (often 3–5) and a clutch or manual mode can reduce the chance of stripping.
• Bits & build: Precision kits with S2 steel, magnetic bits, and 5/32'' hex compatibility add durability and flexibility.
• Power & charging: 3.6–3.7V rechargeable batteries, USB or Type‑C charging, and quick‑charge are common.
• Ergonomics & visibility: Pen‑style or pivoting handles and built‑in LED lighting improve control and sightlines.

On Walmart.com, you can compare specs and customer reviews and choose pickup or delivery where available.

Shoppers and manufacturers use a few names for these compact tools.

• Precision electric screwdriver: Emphasizes small bits and fine control for electronics.
• Mini electric screwdriver / mini cordless screwdriver: Highlights the compact, rechargeable design (often 3.6–3.7V).
• Pen‑style electric screwdriver: Refers to slim, pen‑like bodies that are easy to handle.
• Micro or small electric driver: General terms for low‑torque, handheld drivers.

They typically use magnetic precision bits (often 5/32'' hex), include LED lighting, and come in sets with organized storage. On Walmart.com, search terms like “mini electric screwdriver” or “precision electric screwdriver” can help you find the right style.

It depends on the device and screw size, but lower torque is usually best for delicate work.

• Small electronics (phones, watches, cameras): Lower max torque—around 0.5 N·m—is commonly used to help avoid overtightening.
• Laptops and small appliances: Drivers rated near 1–3 N·m can provide more bite for slightly larger screws.
• Light DIY tasks: Some mini drivers go up to about 5 N·m for occasional household jobs.

Models with multiple torque settings let you start low and increase as needed. Finishing delicate screws by hand can add control. These guidelines can help, but always follow your device’s service recommendations and the tool’s manual.

A gentle approach and the right bit make a big difference.

1. Power down and discharge: Turn off the device and unplug it before opening.
2. Pick the correct bit: Use the exact size/type (e.g., Phillips, Torx, hex) from your precision set.
3. Start low: Set a low torque to reduce the chance of stripping tiny screws.
4. Keep alignment: Hold the driver straight with light, steady pressure; let the tool do the work.
5. Organize screws: Use a parts tray or magnetic case to track different lengths.
6. Hand‑finish delicate screws: If your driver has manual mode, use it to start or finish carefully.

Features like an LED light, magnetized tips, and a slim grip can help with visibility and control.

Simple habits can help keep your mini driver ready for the next project.

• Charge with care: Use the included USB cable (check if it’s Type‑C) and avoid extreme heat or moisture while charging.
• Protect the bits: Return bits to the magnetic case after use and wipe off dust or debris to maintain a good fit.
• Set torque low when storing: Back off the setting so springs and clutches aren’t preloaded between uses.
• Clean and dry: Lightly clean the chuck and handle; store in the case to prevent damage.
• Use safety features: If your tool has an emergency stop or lock, engage it before putting it away.

These practices can help extend lifespan, but always follow the instructions provided with your specific kit.