5V 2A Lithium Battery Charger Step Up Protection Board 2S 7.4V Boost Power Module

Product parameters
• Input voltage working range 4.6V-5.5V
• 5V/2A input synchronous boost charging
• Input adaptive charging
• Support two 4.2V batteries
ED display charging status, support two-color light display
• With a trickle/constant current/constant voltage charging mode
• Charging 24 hours overtime protection
Output overcurrent, overvoltage, short circuit protection
• Input over voltage,under voltage protection
• Input voltage 13V
· OTP over-temperature protection
• Size: 27.9mm*17.1mm