Smart LCD Charger for 21700 Rechargeable Batteries

Long Slot Design

This charger features a 75 mm slot, suitable for batteries measuring less than 75 mm, such as 21750, 21700, 20700, 26700, 26650, and 18650. It supports a wide range of batteries, including those with PCB protection boards. Ideal for charging LED torch batteries and other home appliances.

Universal Compatibility

This smart USB battery charger is compatible with a variety of rechargeable batteries, including 1.2V Ni-MH, Ni-CD, AA, AAA, AAAA, C, SC, F6, Li-ion, IMR, INR, ICR, 21750, 18650, 20700, 21700, 22700, 26650, 26700, 10440, 14500, 14650, 16340 (RCR123), 16650, 17500, 17650, 17670, 18350, 18490, and 18500. It can also handle batteries with capacities up to 3600 mAh or higher.

Intelligent Design

Press the 'C' button to view C1 and C2 for real-time charging status information. For current settings, press 'A' to switch the charging current to 0.5A, 1A, and 2A. Specifically, for Ni-MH batteries, 0.5A charging current is recommended to control the charge time.

Safety Assurance

Equipped with a special charge and discharge management circuit, this charger offers multiple safety features. It effectively prevents reverse, short circuit, overcharge, over discharge, and over-current damage, ensuring worry-free use.