Liitokala Lii-S2 5V 2A 18650 Smart USB Battery Charger for AAA AA 14500 21700 with Voltage Current Capacity Display

Whether you are using LED flashlights, Rechargeable USB Fan or Toys, the Liitokala Lii-S2 versatile battery charger that offers

a one-stop solution for your AAA AA or 18650 rechargeable batteries. Also, it automatically detects battery type (Lithium-ion or Ni-MH) and polarity, eliminating any guesswork. Choose between 500mAh or 1000mAh charging current for optimal speed based on your battery needs. A digital display keeps you informed of real-time voltage and current. Compatible with a wide range of battery sizes, including AAA, AA, C, 14500, 18650, 21700, and RCR123 Lithium-ion.

Liitokala Lii-S2 Specifications

Input: Micro USB DC 5V / 2A (min.)
Output voltage: DC 4.2V 500mA*2 / 1000mA*2 / 2000 mA*1 for Li-Ion
DC 4.35V 200mA / 1000mA for IMR
DC 3.65V 200mA / 1000mA for LeFePO4
DC 1.48V 500mA / 1000mA for NiMH / NI-Cd
Constant voltage charging with cut-off current less then 100mA
Standby current: No more than 15mA

Compatible for Batteries: Li-ion / IMR / LiFePO4: 26650, 18650, 18490, 17700, 17500, 16340 (RCR123), 14500, 10440
Ni-MH / Cd: AA, AAA, A, SC, C size
Size (mm) / Weight (grams): Length 112mm x Width 37mm x Height 32mm 45 grams (charger) + 17grams (USB cable) included in delivery

Liitokala Lii-S2 Features:

1, One-slot charging and management system, Micro USB DC 5V input port
2, Battery polarity auto-detection (Any Polarity)
3, 500mA / 1000mA/ 2000mA charging current for selection. 2000mA charging available only for single battery.
4, Built-in digital tube indicator shows the real-time charging status of voltage and current
5, Identify Li-ion and Ni-MH battery automatically Select manually by short-press the mode button for IMR battery (3.85V Li-ion) and LiFePO4 battery (3.2V)
6, Activation function for 0V battery of PCM protection.
7, Can not charge battery with 0.0 U <0.2V for NiMH / Cd and 1.6 U <2.2V for Li-Ion
8, Over-charging and over-discharge protection
9, Identify broken / defective battery
10, Charging under constant voltage and current see manual for details of use.

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