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BT-T4-SW525A Professional Portable Digital Sound Level Meter｜30-130dB Wide Range｜A-Weighted FAST Response｜Audible and Visual Alarms｜Industrial Environmental Noise Monitor
Internal Resistance Measurement 0 ~ 100 Ω 0.5% Utilizes 1kHz AC method, suitable for testing internal resistance of various battery...
Internal Resistance Measurement 0 ~ 100 Ω 0.5% Utilizes 1kHz AC method, suitable for testing internal resistance of various battery types
Voltage Measurement -110 V ~ +110 V 0.5% Supports positive and negative voltage measurement, compatible with batteries of different polarities
II. Key Technical Features
Test Method: 1kHz AC injection method (compliant with industry standards)
Test Interface: Four-wire Kelvin clamp eliminates contact resistance effects for measurement accuracy
Measurement Speed: Rapid measurement with short response time, suitable for production line or field batch testing
Power & Battery Life:
Built-in 1200mAh lithium battery for extended runtime
Type-C charging port supports simultaneous charging and operation for convenient charging
7 Days free refund, 15 Days free replace, 365 Days Warranty, Lifetime Tech-support.
