High-speed digital intelligent charger designed for 26650, 21700, and 3.7V/4.2V flashlight batteries. Features 4 independent slots for versatile charging needs.
Core Benefits:
| Name | 1 slot cylindrical rechargeable battery smart charger with USB |
| Input | DC 5V 2000A |
| Output | 4.2V 2000mA |
| Port | USB charging port |
| Compatibility | 10440/14500/14650/16340/17500/17670/18350/18500/18650/18700/20700/21700/22650/25500/26650, NI-MH/NI-CD AA/AAA/A/C/SC/F6 |
| Protections | Over-charging, Over-current, Short circuit, Over-discharging, Over-Temperature, Polar reverse protection |





















Package includes: 1 * Smart Charger, 1 * USB Cable, 1 * Color Box
Shipping: UPS, FEDEX, DHL, Air, Sea, or special lines for lithium batteries.
Payment: T/T, PayPal, Western Union, Cash.


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Shipment (2 weeks)
A: We accept Paypal, secure payments, or TT (Telegraphic Transfer).
A: For in-stock items, it typically takes 3-5 days. For out-of-stock items, the timeline depends on the actual production schedule.
A: We support EMS, DHL, UPS, FedEx, TNT, as well as air and sea shipping.
A: Free samples are available for low-value items (shipping excluded). For high-value items, samples must be paid for, but the cost can be credited back during bulk orders.
A: Yes, it is fully compatible with 21700, 18650, 26650, and many other cylindrical lithium and Ni-MH batteries.
A: Yes, it includes over-charging, over-current, short circuit, over-temperature, and polar reverse protection.