Our readers can’t stop buying these 10 gadgets — and No. 4 really surprised us

At a glance: Between January and April 2026, ZDNET readers favored compact, phone‑friendly accessories and small tools that solve immediate annoyances—Bluetooth trackers for Android, phone thermal and inspection cameras, USB‑C protectors, and low‑cost maintenance tools.

Lost keys, itchy bug bites, finicky earbuds, and fragile USB‑C ports: those little daily frictions are what readers spent on. The purchases favor practical, inexpensive add‑ons that extend smartphones and pockets rather than replace core devices. These micro‑gadgets deliver fast ROI for consumers and low‑friction product opportunities for companies building AI‑enabled diagnostics and services.

Top 10 reader picks (Jan–Apr 2026)

1. Chipolo One Point Bluetooth finder tag — Android‑friendly AirTag alternative; ~1‑year battery life; IPX5 splash resistance. Typical price: $20–$35. Best for: Android users who want simple item tracking without relying on Apple’s Find My network.
2. Knipex Cobra XS Water Pump Pliers — Compact, durable pliers praised as a better everyday swap for bulky multitools. Typical price: $25–$45. Best for: tradespeople and DIYers who want a reliable hand tool that lasts.
3. Thermal Master P2 Pro (phone thermal camera) — Phone‑compatible thermal camera that turns a smartphone into a diagnostic tool. Typical price: $120–$220. Best for: facilities teams, electricians, and homeowners hunting heat leaks or electrical hotspots.
4. Ear wax removal inspection camera (1080p) — 4.3 mm tip, IP67‑rated business end; marketed for ear inspection but commonly used for crevice inspection and locating lost screws. Typical price: $20–$45. Best for: careful users needing a tiny inspection camera for hard‑to‑reach spots (see safety notes).
5. DuHeSin 240W USB‑C magnetic adapter — Breakaway/magnetic connector designed to protect ports and prevent accidental pulls. Typical price: $25–$50. Best for: laptop users who want drop protection and easier cable attachment.
6. Rolling Square AirNotch Pro dual finder tags — Bluetooth trackers with wireless charging and glow‑in‑the‑dark inserts; support both Android and iPhone. Typical price: $30–$60. Best for: users who want extra features missing from basic trackers.
7. Wera Tool Check Plus bit ratchet set — Compact bit set praised for longevity; one reviewer reported still using a 2015 purchase. Typical price: $50–$100. Best for: technicians and product teams who prefer reliable, compact toolkits.
8. Heat it Bug Bite Healer (USB‑C) — Small phone accessory that soothes insect bites with heat application. Typical price: $15–$30. Best for: outdoor workers and travelers who want a portable remedy.
9. Bibury Multitool Pliers Pro — Budget 31‑tool multitool offering broad utility at a low price. Typical price: $20–$40. Best for: casual users wanting many functions without premium cost.
10. Hyashee AirPods cleaner tool — Cheap earbud‑cleaning implement (around $6) recommended for regular maintenance. Best for: anyone with in‑ear audio gear who wants to avoid muffled sound from debris.

Why these small gadgets matter

The common thread is practical lift: small price, small size, immediate usefulness. Phone peripherals (thermal and inspection cameras) give ordinary devices new capabilities—diagnostics, preventive checks, and faster troubleshooting—without expensive dedicated hardware. Durable hand tools like Knipex and Wera keep showing up because professionals reach for tools that survive years of use. And low‑cost maintenance items reduce waste and frustration: a $6 cleaning tool can save an expensive earbud from replacement.

Adrian Kingsley‑Hughes called inspection and thermal cameras “super‑handy,” noting they convert phones into real diagnostic tools. He also praised Knipex and Wera for durable quality that outlasts cheaper multitools.

Category insights — what product and business leaders should watch

Bluetooth trackers for Android

Demand is clear for options that work outside Apple’s Find My infrastructure. Chipolo and Rolling Square target cross‑platform users with features AirTags don’t offer—wireless charging, glow‑in‑the‑dark inserts, or broader compatibility. For retailers and product teams, that means opportunity: bundling trackers with retail inventory or service workflows can be value‑add for non‑Apple customers.

Phone peripherals: thermal and inspection cameras

Phone thermal cameras and tiny inspection cams are training wheels for diagnostics. Couple a phone thermal camera with an app or AI agent and you can detect HVAC inefficiencies, spot electrical hot spots, or triage equipment failures remotely. Inspection cameras accelerate visual checks in tight spaces—plumbing, product assembly lines, and field service. These peripherals turn ordinary headcount into smarter, sensor‑enabled teams.

Hand tools and multitools

Readers chose durability and function over flashy novelty. The lesson: professionals prefer tools they trust. If you’re building product packs for technicians, include a compact Wera set or a high‑quality plier—small items that improve daily workflows and reduce downtime.

USB‑C protection and small maintenance tools

Magnetic USB‑C adapters and simple cleaners are winning because they protect expensive hardware and lower friction. But compatibility matters: not all magnetic adapters play nicely with every charger or laptop power profile—testing is important before ship.

AI agents and AI automation: practical use cases for these peripherals

Pairing these small gadgets with AI agents creates immediate business value. Examples:

• Facilities diagnostics: A phone thermal camera + AI agent automatically analyzes feeds, flags abnormal hotspots, logs trends, and opens maintenance tickets with photos and location data—reducing routine walkthroughs.
• Field service speedup: Inspection camera footage processed by a vision model can identify specific component wear or leakage signatures and suggest first‑line fixes, improving first‑visit resolution rates.
• Inventory and asset tracking: Bluetooth trackers combined with AI location analytics can reveal movement patterns for high‑value tools, trigger loss alerts, or optimize tool distribution across job sites.

These are low‑cost pilots you can run quickly: issue a handful of phone peripherals to a tech team, instrument an AI agent to analyze data, and measure time‑saved or ticket‑reduction metrics within weeks.

Safety, privacy and what to check before you buy

Ear and inspection cameras: They’re useful for visual checks but aren’t a medical device unless explicitly certified. Avoid inserting devices deep into the ear canal, stop if you experience pain, and consult a healthcare professional for infections or persistent issues.

Bluetooth trackers: Consider privacy and anti‑stalking features. Third‑party trackers don’t always have the same anti‑tracking protections as Apple’s ecosystem; check how notification and proximity features work on Android and iOS.

Magnetic USB‑C adapters: They prevent accidents but can interfere with high‑wattage fast charging on some laptops and phones. Verify compatibility with your device and charger before relying on them for power delivery.

Budget brands vs. established makers: Low‑cost tools and accessories often give strong short‑term value, but long‑term durability usually favors established brands like Knipex and Wera. Factor expected lifespan into total cost of ownership for workplace deployments.

Methodology & affiliate disclosure

• Purchase data covers ZDNET reader buys tracked between January and April 2026; counts are aggregate and anonymized and reflect clicks and purchases via retailer links on ZDNET pages.
• Product notes combine reviewer impressions, specifications provided by manufacturers, and typical retail prices at time of tracking; prices vary by region and retailer.
• Selection reflects what readers bought most during the period—not an exhaustive market survey—and may skew toward items available through common retail channels.
• This roundup contains affiliate links; ZDNET may earn commissions on purchases made through those links. Editorial judgment and reader data informed the list.

Key takeaways and common questions

• Which gadget topped purchases in early 2026?

  The Chipolo One Point Bluetooth finder tag was the most‑purchased, positioned as an Android‑friendly alternative to AirTags with about a one‑year battery life and splash resistance (IPX5).

• Are phone thermal and inspection cameras genuinely useful?

  Yes. Reviewers called thermal cameras “thermal vision superpowers” for phones—useful for diagnostics and preventive checks—while inspection cameras are handy for tight‑space visual checks beyond ear inspection, like plumbing and electronics.

• Do cheap brands hold up?

  Many budget items offer excellent short‑term value (cleaners, multitools), but longevity tends to favor established makers such as Knipex and Wera. Match product choice to expected usage frequency.

• Are ear‑wax cameras safe for routine cleaning?

  They’re useful for inspection but not a substitute for medical care. Use caution, avoid deep insertion, and consult a professional if you suspect infection or injury.

Quick buyer’s checklist

• Compatibility: Works with your phone and platform (Android/iPhone)?
• Durability: Does the brand have a reputation for longevity (Wera, Knipex) or a warranty?
• Safety: Any medical or charging risks? Follow manufacturer guidelines.
• AI/opportunity: Could this peripheral feed an AI agent to automate diagnostics or workflows?
• Price vs. lifespan: Save now or invest a bit more for a tool that lasts?

Small gadgets are small bets that often pay off. For product leaders and teams looking to add measurable user value quickly, think about which tiny peripheral could be the simplest path to a new AI‑driven feature or service. Pilot fast, measure the real time saved, and iterate—sometimes a $30 add‑on is the fastest route to big operational gains.