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HANMATEK SF1, SF2, SF3 wall detector detect wood/metal studs, live AC wires, copper pipes, rebar & more to ~1.5" depth. SF2: simple, budget for home basics. SF1: versatile modes, great value. SF3: high precision, enhanced display+built-in LED—perfect for pros in complex/dark jobs.

Hanmatek's SF1 (5-in-1), SF2 (4-in-1), and SF3 (6-in-1) wall scanners offer consistent 1.5-inch (38 mm) detection depth for wood/metal studs, rebar, live AC wires, copper pipes, and more, with LCD displays, audio alerts, digital depth readouts, and IP54 resistance.

Hanmatek's SF1, SF2, and SF3 wall scanners deliver dependable detection of wood/metal studs, rebar, live AC wires, copper pipes and AC voltage up to 1.5" depth, with LCD displays, audio alerts, IP54 durability and ergonomic design.

Hanmatek SF3 6-in-1 pro wall scanner: detects studs (wood/metal), rebar, copper pipes, live AC wires + voltage alert, conductors to 1.5"+ (deeper for ferrous). Built-in LED for dark spaces. Large LCD: center/edge, depth, signal & alerts. IP54 rugged, ergonomic, audio beep.

Portable vs Benchtop Oscilloscopes: Benchtop models offer superior precision, multi-channel support, and better ergonomics, making them ideal for serious technicians and engineers tackling demanding projects. No wonder many are choosing benchtop!

Wondering if a 200 MHz Oscilloscope is essential? For engineers engaged in high-speed digital and power applications, the answer is a resounding yes! Discover how upgrading enhances signal accuracy, reduces distortion, and speeds up complex debugging tasks. Don’t let slower bandwidth hold you back!

Looking for the perfect wall scanner? This guide compares Hanmatek's SF1, SF2, and SF3 models, showcasing their features from entry-level essentials to advanced capabilities. Discover which scanner fits your home improvement needs best, whether you’re a DIY enthusiast or a professional!

Discover the essential differences between the Hanmatek SF1 and SF2 wall scanners. Both models provide professional-grade detection for home renovations, offering similar features and performance. But which color suits your style? Choose the vibrant SF1 or sleek SF2 today!

This post compares 50MHz vs 100MHz handheld oscilloscopes, explaining bandwidth, the 5× rule, rise time, and square-wave accuracy. Using Hanmatek HO52 and HO102 examples, it helps users choose the right balance of performance, portability, and cost.