Model: AT34
Display screen：0.96 Inch color IPS display
Voltage measurement range:3.70-30.00V
Voltage measurement resolution:0.01V
Current measurement range: 0-4.000A
Current measurement resolution: 0.001A
Capacity accumulation range: 0-99999mAh
Voltage measurement accuracy:±(0.8％+4digits at 25℃)
Energy accumulation range:0-99999mWh 999.99Wh
Current measurement accuracy: ±(1％+4 digits, at 25℃)
Load impedance range: 1Ω-9999.9Ω
Power measurement range:0-120W
Temperature range:0℃~80℃/32℉~176℉
Temperature measurement error:± 3℃/ ± 6℉
Working temperature range: 0~45℃
Refresh rate: 2Hz
Dimensions：64mmx22mmx12mm
Product weight:14g (package 28g)
Quick charge recognition mode：QC2.0、QC3.0、APPLE 2.4A/2.1A/ 1A/0.5A、Android DCP、SAMSUNG
Product Instruction manual
http://www.mediafire.com/file/pxv4k3lb4y2ac61/AT34+USB+3.0+tester+meter+instruction++7.4.pdf