These Adaptors are designed to provide all the power requirements for Domestic RO/UV water purifiers application up to a power level of 12.0W 2.5amp They have been designed to operate for wider DC Input range (100 - 300VAC) and to withstand the adverse Indian power conditions. They are designed with high-frequency switching technology which makes them highly reliable, cost-effective, and compact in size and light in weight. Salient Features : 1. Wider DC input range from 110VAC to 330VAC makes it ideally suitable for Indian power conditions. 2. Innovative Design, High Reliability. 3. Protected against Over Load, Short Circuit, Over Voltage & Over Temperature 4. Works under low voltages and protects high voltage where the linear fails. 5 Compact size and lightweight. 6. Water damage protection. Note: This is a mechanical Product, we do not provide product installation services