ITEM NAME:1PCS XL4016E1 DC-DC Step Down Power Supply Module 4V-40V to 1.25-36V 8A PWM A5O2 1PCS XL4016E1 DC-DC Step Down Power Supply Module 4V-40V to 1.25-36V 8A PWM A5O2 Product Name: DC voltage regulator Buck mode: PWM modulation Input voltage: DC 4-40V Output voltage: DC 1.25-36V Maximum current: 8A Maximum power: 200W Conversion efficiency: 94% Switching Frequency: 180KHz Size: 61*41*27 mm colour: blue Material: metal Package includes: 1 PCS X L4016E1 DC-DC Step Down Power Supply Module 4V-40V to 1.25-36V 8A PWM Regulator Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.