PEAKMETER MS8229 Auto-Range 5-in-1 Multifunctional Handheld 2.8" Auto Digital Multimeter 20%-95% rh 40-100 db 40000 lux -4-1832f 0-200 kHz 0-100 uf LED/sound warning shows you where to Plug the test leads Dc1000v/10a/frequency/capacitance 200Uf 40M ohm/transistor hfe test/diode test Built-in temperature & humidity sensors show you the environmental temperature and humidity Dmm + lux meter + humidity meter + sound level meter + Thermometer