Wiper control plan (English information)
Today's windshield wiper systems require high reliability electronic components to ensure safe and proper operaTIon under all condiTIons. Most modern systems offer intermittent as well as variable speed operaTIon, with more advanced systems offering moisture detecTIon to regulate the degree of windshield wiping action. From bridge and high-side drivers to low cost, high performance microcontrollers, coupled with an extensive standard product offering, ST has a broad range of solutions to choose from. A sampling of ST products that are applicable to Wiper Control systems can be found in the following block diagram. 
Product Features
Automatic switch from Boost charge to Floating charge
Constant voltage with current limited
Colorful LCD touch screen - real-time display the working state and running data.
Low output ripple – Makes the charger ideal for all battery types
Full Protection - OVP, OCP, SCP, UTP, reverse connection and other error alarming.
Switching Mode Power Supply,Switching Power Supply,Switching Mode Power Supply 12V,Portable Switch Mode Power Supply
Xinxiang Taihang Jiaxin Electric Tech Co., Ltd , https://www.chargers.be