up for sale kunkin kl283 one time used near mint condition comes with cord and manual book

1.Input voltage:220V /110V (please choose what you need before place order)
2.Channel(load input):2CH
3.Voltage input:0~80V DC
4.Current input:0~30A DC
5.Power input:0~300W
6.Voltage Accuracy:0.00~80.00V:0.03%+5mV
7.Current Accuracy:0.000~15.000A/0.000~20.000A:0.03%+5mA
8.Min.Resolution:0.01V/0.001A
9.Min.Rdson:<0.08Ω
10.Ripple Wave:<5mVpp
11.Working Condition:0~50℃, 80% RH
12.Power Dissipation(input):<15W
13.Weight:4.5kg