ITEM NAME:9-35 to 1-35v 80w booster converter DC step down step up adapter module M&E 100% Brand new and high quality DC-DC Buck Boost Converter Step Down Step Up Charger Power Module Input voltage : DC 9 - 35 V Output Voltage : DC 1-35 V(Adjustable) Output Current : 8.5A(MAX) Input current : 12A (MAX) ( heatsink will be necessary for over 6A) Output Power : natural cooling 80W (MAX) Conversion efficiency : 90.5% Max (14V to 12V 2A) Ripple and Noise : 200mVp-p Working Temperature : industrial (- 40 ° c to +85 °c) ( environmental temperature, more than 40 degrees, please reduce power to use, or - enhance cooling). working temperature : 45 degrees No-load current : 6mA typical Voltage regulation : ± 0.5% Load regulation : ± 0.5% Dynamic response speed : 300uS Size :Length * Width * Height = 65*47.7*26.8 mm Applications : Lithium battery charging Battery cell charger Car, laptop power supply. for your electronic equipment Solar Power panel system charging Include: 1pcs DC-DC CC CV Buck-Boost Converter 9-35V to 1-35V step down step up Adapter 80W.Output Power : natural cooling 80W (MAX). 1pcs DC-DC CC CV Buck-Boost Converter 9-35V to 1-35V step down step up Adapter 80W. Lithium battery charging. Load regulation : ± 0.5%. Ripple and Noise : 200mVp-p.