Features Multiple Functions: DC boost modules have over -current, exceeding -voltage, overheating, short circuit and other automatic protection functions. Stable Performance: 2V to 19V 5A 95W power converter is a synchronous voltage stable technology, low calories, sufficient power and stable performance. Waterproof Design: The connection line of the car power converter is sealed by silicone material, which has waterproof, dustproof, and shockproof functions, suitable for various bad environments. Selected Electronic Components: The car power converter is made of SMD components by the selected FR-4 multi-layer PCB, resistance, capacitors, switches and mostube. Application: The boost converter can be used for bus, LED car displays, surveillance cameras, electric fan, water pump, motor, photovoltaic energy numerical control equipment, water pumps, router, switch, LED lights, digital photo frame, electronic refrigerator, portable DVD, audio, security systems, portable tools, printers, network equipment, etc Features: 1.With over - current, over - voltage, overheating, short - circuit and other automatic protection functions 2.Waterproof design: organic silicone sealing, waterproof, dustproof, shock resistant, suitable for all kinds of bad environment 3.Synchronous voltage stabilization technology, low heat, enough power and stable performance. 4.Made of FR-4 multilayer PCB, resistor, capacitor, switch and MOS tube are all SMD components. 5.Application: bus, LED car displays, surveillance cameras, electric fan, water pump, motor, photovoltaic energy numerical control equipment, water pumps, router, switch, LED lights, digital photo frame, electronic refrigerator, portable DVD, audio, security systems, portable tools, printers, network equipment, etc Specifications: Input voltage: DC12V Output voltage: 19V Output power: 95W Rated output current: 5A Conversion efficiency: up to 96% Size: 7.4 x 7.4 x 3.2cm /2.91 x 2.91 x 1.26in Weight:226g Wiring: Package includes: 1 x  Step-up Module Package List