1. Manually adjust the DIY current in one step 2. 8 slots are independent, safe and convenient without affecting each other, and the performance is more stable 3. VA LCD display, intuitively and clearly displays the real-time battery status information 4. Type-c port input supports QC 3A fast charge 5. Purpose: capacity test, internal resistance test, storage function, real-time current 6. Number of slots: 8 7. Working temperature: 0-40 degrees Celsius 8. Input voltage / current: 5V / 2A, 9V / 2A 9. Charging current: 3A x 1 / 2A x 2 / 1A x 4 / 0.5A x 8 / 0.25A x 8 10. Charging cut-off current: less than or equal to 120mA 11. Charging cut-off voltage: 4.2V 12. Note: The product only contains the charger, does not contain other accessories such as batteries 13. Dimensions: 194x134x34mm 14. Weight: 350g 15. Applicable battery 1.3.6V / 3.7V Li-ion battery: 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 2.1.2V Ni-MH/Ni-Cd: AA, AAA, AAAA, C, D, SC