XY6014 CNC Adjustable DC Stabilized Power Supply Constant Voltage and Constant Current Maintenance 15.5A 900W Step-Down Module    Features:   1. Use of high-quality materials, durable  2. Convenient operation, full digital keyboard remote control  3. Precision details, high quality power supply  4. Support over-temperature protection, the external temperature probe attached to the battery over temperature automatically stop charging  5. Wide range of use     Specifications:   Input voltage range: 6-70.00V  Output voltage range: 0-60.00V  Output current range: 0-15.50A   Output power range: 0-900W  Input voltage measurement resolution: 0.01V  Output voltage setting measurement resolution: 0.01V  Current setting measurement resolution: 0.01A  Input voltage measurement accuracy: ±(1%+5 words)  Output voltage setting and measuring accuracy: ±(0. 4%+1 word)  Output current setting and measurement accuracy: ±(0. 5%+3 words)  Output ripple typical value: 100mV VPP  Product operating temperature range: -10°C- 40°C  Capacity measurement range: 0-99999Ah  Energy measurement range: 0- 9999Wh  Statistical error of capacity and energy: ±2%  Operating time measurement range: 0-1000h  Maximum output voltage: (input voltage + 1.1)-2  Cooling fan on: Current>2A Power>50W Temperature>50°C  Cooling fan on and then off: current <1.5A power <45W temperature <45°C  Over temperature protection: default 110°C  Screen brightness setting: 0- 5 total 6 levels  Display screen: 1.8 inch color LCD display     Note:   This product has no output reversal protection, battery positive and negative reverse connection will damage the equipment, no anti-backflow function.  Battery charging requires some expertise, non-professionals please do not charge directly to prevent fire and explosion     Package Included:   Set A :Power supply * 1+remote control * 1+1 m 10k temperature sensor * 1+Serial communication line * 1+wifi communication module *1   Set B :Power supply * 1+remote control * 1+1 m 10k temperature sensor * 1+Serial communication line * 1