6 Functions 14 ranges Full measurement ranges protected Confirms to the EN61010/IEC1010 standard CAT II 300V DC Voltage:0-10/50/250/500V (2KΩ/V) ±5%f.s AC Voltage:0-50/250/500V(2KΩ/V) ±5%f.s DC Current:0-25/250mA ±5%f.s Resistance:x10/x1KΩ± 5% full arc Battery test:1.5V(100mA)/9V(20mA) Decibel:-10-36dB(0dB/0.775V 1mW 600Ω) Power source:1.5V(UM3)*1 Fuse:0.5A/250V 5*20mm fast acting Size:120*90*28mm(Including holster) Weihgt:160g