RD UM25 for APP USB 2.0 Type-C LCD Voltmeter Ammeter Voltage Current Meter Battery Charge USB Tester （Without Communication Version） GT2-6mm Belt Width 36 Teeth 6.35mm Bore Timing Pulley this bit delivers consistent performance

this bit delivers consistent performance across thousands of solder joints while maintaining tip integrity

Aspect Details Type USB to TTL Serial Converter Module Chip CH340G Interface USB 2

Creative professional use for designers

Both have identical functionality

Auto-Recovery Design: Automatically resumes operation once fault conditions are cleared - no manual reset needed

RD UM25 for APP USB 2.0 Type-C LCD Voltmeter Ammeter Voltage Current Meter Battery Charge USB Tester （Without Communication Version） GT2-6mm Belt Width 36 Teeth 6.35mm Bore Timing Pulley this bit delivers consistent performanceRD UM25 for APP USB 2. 0 Type C LCD Voltmeter Ammeter Voltage Current Meter Battery Charge USB Tester Without Communication Version The RD UM25 is a professional grade USB power meter designed to measure voltage, current, power consumption, and energy capacity across USB Type C and USB 2. 0 connectors with high precision LCD display output. Electronics engineers, battery technicians, and product developers rely on this tester to diagnose charging