Haitronic 30V 10A Switching DC Power supply 3Digits display Haitronic Short Review: Single-channel direct current (0 - 10 A) and voltage (0 - 30 V) power supply unit with built-in LED display. Haitronic HPS305D Mini Switching DC Power Supply Unit features single channel output, high accuracy, dual LED display. It is adjustable within the rated AC/DC. User safety is ensured by overload protection, overheat protection and short circuit protection functions. Small size, easy handling, a sturdy case, good performance and excellent cost effectiveness make this power supply unit perfect for science investigation, college and factory applications, electronic device maintenance and more. FEATURES • Single-channel output. • CC/CV auto switchable. • 110V/220V switchable. • Overload protection function. • Overheat protection function. • Short circuit protection function. • Coarse/fine adjustment of voltage and current. • Cooling with fan. • 3/4 digital LED display for voltage and current. • Small body, light weight (only 1.4 kg), easy to carry. TECHNICAL SPECIFICATIONS Input voltage AC 110 V / 220 V, 50/60 Hz Output voltage 0 ~ 30 V Output current 0 ~ 10 A Voltage resolution 10 / 100 mV Current resolution 1 / 10 mA Ripple and noise Vp-p ≤ 1% Voltage display precision ±1% +1 digit Current display precision ±1% +2 digits Dimensions, W × H × L 81 × 165 × 220 mm Net/gross weight 1.4 kg / 1.7 kg PACKAGE CONTENTS • Haitronic power supply unit — 1 pc. • Power cord — 1 pc. • Test leads — 1 set User manual — 1 pc.