ITEM NAME:AC-DC 85-265V to DC 5V 2A 10W Step-down Power Supply Module Buck Converter with Description: Over-load protection, over-heating protection and short circuit protection. Isolation built-in constant voltage power supply module. Small size, high efficiency, full load aging test and ultra low output ripple. Perfect for electronic hobby project, wide application, you can use it on radio, car audio, LED display, motor, cell phone, etc. Specification: Input voltage: 85-265V Output power: 10W Output Voltage: 5V Working efficieny:60-90% Output voltage accuracy: 3% Voltage adjustment rate: 30% Load regulation: 30% Current output: 2A Working frequency: 50-60HZ Operating temperature:-20~80℃ Modulation Mode: PWM Connection mode: half bridge Material: Plastic + electronic components Size: approx. 7.3 x 3.6 x 2.4cm/2.9 x 1.4 x 1inch Package Includes: 1 Piece AC/DC Converter Switching Power Supply Module SKU: DMO0013412473000924.Output power: 10W. Current output: 2A. Over-load protection, over-heating protection and short circuit protection. Small size, high efficiency, full load aging test and ultra low output ripple. Connection mode: half bridge.