1. Built-in high-precision single-chip microcomputer, automatically stop charging after the battery is full, safe and secure 2. LCD display shows the real-time charging status of the battery 3. Charging anytime, anywhere, Micro USB input, power supply and solar energy, no need to worry about not being able to charge outdoors 4. It can charge 4 batteries at the same time, saving time and improving efficiency 5. Purpose: capacity test, internal resistance test, storage function, real-time current 6. Number of slots: 4 7. Working temperature: 0-40 degrees Celsius 8. Input voltage / current: 5V / 3A, 9V / 2A 9. Charging current: 500mA, 1000mA, 2000mA, 3000mA 10. Output current: less than or equal to 120mA 11. Output voltage: 4.2V / 1.42V 12. Note: The product only contains the charger, does not contain other accessories such as batteries 13. Size: 149x115x35mm 14. Weight: 212g
