Power Bank Export: How to Detect Capacity Fraud and Verify UN38.3 Transport Reports

Power Bank Export: How to Detect Capacity Fraud and Verify UN38.3 Transport Reports

You ordered 5,000 units of a 20,000mAh power bank from a Chinese supplier. The samples passed. The p...

Heatsinks & Fans: Thermal Imaging Efficiency Tests and Bearing Noise Inspection

Heatsinks & Fans: Thermal Imaging Efficiency Tests and Bearing Noise Inspection

Thermal management components fail quietly. A heatsink with a warped base or a fin array that was st...

Connectors & Terminals: Insertion/Withdrawal Force Testing and Contact Resistance Checks

Connectors & Terminals: Insertion/Withdrawal Force Testing and Contact Resistance Checks

A connector that inserts too easily may back out under vibration. One that requires too much force m...

VR/AR Headsets: Lens Optical Distortion Testing and Wearable Comfort Checks

VR/AR Headsets: Lens Optical Distortion Testing and Wearable Comfort Checks

Consumer VR/AR headsets have moved from novelty to mainstream — and with that growth comes a sourcin...

Drones QC: Flight Stability, Hovering Precision, and Video Transmission Range Tests

Drones QC: Flight Stability, Hovering Precision, and Video Transmission Range Tests

You order 500 consumer drones from a Chinese factory. The spec sheet looks solid — 30-minute flight ...

Smartwatch & Fitness Tracker QC: How to Validate Sensor Accuracy and IPX Waterproofing Before Shipment

Smartwatch & Fitness Tracker QC: How to Validate Sensor Accuracy and IPX Waterproofing Before Shipment

A fitness tracker that over-counts steps, or a "waterproof" smartwatch that fails after the first sw...