This is a non-isolated DC converter module with long service life.High and stable output, it converts 10-60VDC to 12-97VDC. High quality components ensures high conversion efficiency, up to 97%. Designed with smart temperature control fan, which will automatically work when temperature reaches about 60Celsius, and stop when temperature drops below 60Celsius. This Boost Module is widely used for high solar street lamp driving, various LED lighting CV driving, vehicle-mounted and mobile device , DIY adjustable CV CC , solar charging, and various batteries charging. NOTE: When using battery, switching supply, solar panel, or generator as input , please it is necessary to decrease the battery protection voltage value. Otherwise it will damage to the battery and the supply. Colour:Photo Color Material:plastic Package Contents: 1 x Boost Converter Module Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.