Check the listing for details. DC 0-30V 0-10A Power Supply Lab Variable Adjustable Regulated Bench Switching. Condition: New. Listed at 40.70 USD. Specifications： Model: DPS3010U Output voltage: 0-30V for 3010U Output current: 0-10A for 3010U Output power: 300W for 3010U Auxiliary output: USB Quick Chang 18w, Supports multiple quick charging protocols Input voltage: AC110V, 60HZ Working TEMP 0-40℃ ; Humidity : 80 % RH Storage TEMP -10-70℃ ; Humidity : < 70 % RH C.V: Voltage stability ≤0.1 % + 3mv; Load stability≤0.1 % + 3mv; Ripple noise :≤20mvrms （ Effective value ） C.C：Current stability ≤0.1 % + 3MA； Load stability≤ 0. 2 % + 3MA； Ripple noise : ≤5mArms （Effective value） Protection mode：Current limiting protection / short circuit alarm stop output and self-recovery Display: Four-digit digital tube , three-window display Accuracy : 0 . 5 % + 3digit Resolution :Voltage 0.01V; current 0.001A.