Honest reviews. Real testing. No fluff.

How-To Guides

Step-by-step guides to help you get the most from your gadgets.

Swamp Cooler Repair & Maintenance: The Complete Guide — swamp cooler repair | GearPuff
Smart Home·

Swamp Cooler Repair & Maintenance: The Complete Guide

Swamp cooler repair and maintenance, end to end: the schedule, pad swaps, pump fixes, airflow checks, and the repair-vs-replace math.

intermediate
How Evaporative Coolers Work: The Simple Physics, Explained — how do evaporative coolers work | GearPuff
Smart Home·

How Evaporative Coolers Work: The Simple Physics, Explained

How evaporative coolers work: the wet-pad physics, why they need dry air, and what that means for your room. Real data, no marketing.

beginner
How to Wash a Pillow (Every Fill, Step by Step) — how to wash a pillow | GearPuff
Wellness Gadgets·

How to Wash a Pillow (Every Fill, Step by Step)

How to wash a pillow the right way. Machine and hand washing for memory foam, down, and down-alternative, with drying times and how often to wash.

beginner
How to Choose an Anti-Snore Pillow: Loft, Fill, and Position — how to choose an anti snore pillow | GearPuff
Wellness Gadgets·

How to Choose an Anti-Snore Pillow: Loft, Fill, and Position

Anti-snore pillow guide. Match loft to shoulder width, pick the right fill, and keep your airway open so snoring drops instead of your sleep quality.

beginner
How to Remove Pills From Sweaters: 5 Methods That Work — how to remove pills from sweaters | GearPuff
Smart Gadgets·

How to Remove Pills From Sweaters: 5 Methods That Work

Step-by-step methods to remove pills from sweaters and wool without damaging the fabric. Razor, fabric shaver, comb, and tape compared, with what I tested.

beginner
How to Use a TENS Unit for Neck Pain: Placement Guide — how to use a tens unit for neck pain | GearPuff
Wellness Gadgets·

How to Use a TENS Unit for Neck Pain: Placement Guide

Step-by-step TENS unit neck placement guide: where to put the pads, correct settings, session length, and safety rules with common mistakes.

beginner
Side Sleeper Pillow Guide: How to Choose the Right Loft and Firmness — side sleeper pillow guide | GearPuff
Wellness Gadgets·

Side Sleeper Pillow Guide: How to Choose the Right Loft and Firmness

Side sleeper pillow guide. Measure your shoulder width, pick the right loft, and find the material that keeps your spine aligned all night.

beginner
How to Use Foot Pads for Better Sleep: A Complete Guide — how to use foot pads | GearPuff
Wellness Gadgets·

How to Use Foot Pads for Better Sleep: A Complete Guide

Step-by-step guide to using detox foot pads as a bedtime ritual for better sleep. Covers application tips, timing, common mistakes, and how to get the most from your nightly routine.

beginner
Best Portable WiFi for International Travel in 2026 — best portable wifi for international travel | GearPuff
Smart Gadgets·

Best Portable WiFi for International Travel in 2026

The best portable WiFi hotspots for international travel in 2026. Tested across 15 countries for coverage, speed, and value. Includes vs local SIM comparison.

beginner
How to Choose a Portable Tire Inflator — how to choose a portable tire inflator | GearPuff
Smart Gadgets·

How to Choose a Portable Tire Inflator

Everything you need to know before buying a portable tire inflator: PSI, battery vs 12V, gauge accuracy, hose length, and the features that actually matter for roadside use.

beginner
How to Choose and Fit Comfort Insoles (Trim-to-Fit Guide) — comfort insoles | GearPuff
Wellness Gadgets·

How to Choose and Fit Comfort Insoles (Trim-to-Fit Guide)

A practical guide to picking and fitting trim-to-fit comfort insoles like Akusoli: arch type, break-in, shoe matching, and the mistakes that ruin the fit.

beginner
How to Fit and Use SleepZee (Boil-and-Bite Guide) — how to use sleepzee | GearPuff
Wellness Gadgets·

How to Fit and Use SleepZee (Boil-and-Bite Guide)

How to fit and use SleepZee the right way: boil-and-bite molding, jaw adjustment, the first-week adjustment, cleaning, and what to do if the fit feels wrong.

beginner
How to Secure Your Home With a Portable Camera — how to secure your home with a portable camera | GearPuff
Smart Home·

How to Secure Your Home With a Portable Camera

A practical guide to setting up a portable wireless security camera: where to place it, how to avoid dead zones, cutting monthly fees, and the mistakes that leave homes exposed.

beginner
How to Choose a Heated Vest — how to choose a heated vest | GearPuff
Wearable Tech·

How to Choose a Heated Vest

Everything you need to know before buying a heated vest: heating zones, battery life, sizing, materials, and the features that actually matter in winter.

beginner
How to Stop Snoring Naturally (Without Surgery) — how to stop snoring naturally | GearPuff
Wellness Gadgets·

How to Stop Snoring Naturally (Without Surgery)

Practical, evidence-backed ways to stop snoring naturally, from sleep position and nasal care to mouthpieces like SleepZee, so you and your partner finally get quiet nights.

beginner