Universal Smart Charger – 4 Bay USB/DC Charger for 18650, 26650 & Li-ion Rechargeable Batteries

Never run out of power again—charge everything, anywhere, with one smart charger!

Charge Smarter. Stay Powered Longer.

The MilitaryKart Universal Smart Charger is your ultimate charging solution for 18650, 26650, and a wide range of Li-ion rechargeable batteries. Designed with 4 independent charging bays, it powers multiple batteries simultaneously with intelligent current distribution for fast, safe, and reliable charging.

Built with 7 layers of protection—including overcharge, overcurrent, over-temperature, and reverse polarity—this smart charger ensures your batteries last longer while keeping your gear safe. Whether you’re charging tactical flashlights, headlamps, or outdoor electronics, this compact charger is a must-have for every prepper, camper, and professional user.

Compatible with most 3.7V Li-ion formats (18650, 26650, 14500, 16340, 10440, and more). Choose from USB-powered or AC/DC-powered options for home, travel, or vehicle use.

Stay ready. Stay charged. Stay unstoppable.

Features:

• ⚡ Universal Compatibility – Charges 18650, 26650, 14500, 16340, 10440 & more

• 🔋 4 Independent Charging Slots – Charge multiple batteries at once

• 🛡️ 7-Layer Safety Protection – Overcharge, overcurrent, short circuit & reverse polarity defense

• 🌍 Worldwide Voltage Support – AC 100–240V + DC 12–24V for global use

• 💡 LED Indicators – Red for charging, green for full, no guesswork

• 🚀 Fast & Smart Charging – Auto-stop when fully charged, extends battery life

• 🔌 Multiple Power Options – Works with wall outlets, car USB, power banks & solar panels

Specifications:

• Input: AC 100–240V / DC 12–24V

• Output: 4.2V ± 1% / 500mA × 4 slots

• Battery Types: 26650, 18650, 18500, 18350, 14500, 16340 (RCR123), 10440 & more

• Dimensions: 3.74 × 1.38 × 4.92 in

• Weight: ~135g (battery-free)

Package Includes:

• 1 × Universal Smart Charger (Selected Variant)

• 1 × Power Cable / USB Cable (depending on model)

• 1 × User Manual

 

Universal Smart Charger 18650 / 26650

• ❗ Note: No Battery Only Charger -  Only for Lithium-ion Rechargeable Battery, Not for AA or AAA Battery, Not for NiMH Battery

• Li-ion Universal Charger - Compatible with 3.7v li-ion rechargeable batteries. Such as Li-ion: 𝟣𝟪￵𝟨𝟧𝟢 266￵50 22650 14500 16340(RCR123) 10440 17670 18490 17500 17335

• 4 Slot Smart Charger - 4 charging channels can charge the battery separately. 4 slots can be adjusted according to different battery lengths.
  

• Safety Protection - Perfect protection function : under voltage protection, over voltage protection, over current protection, over temperature protection, short circuit protection, anti-reverse battery protection, Zero Volume Battery Repair and excellent heat dissipation design.

• Output: 4.2V ± 1% - The charging time depends on the quality of the battery.

• Input: AC100-240V - Universal in the world; Whether you are using it at home or traveling abroad, this smart charger can charge your batteries well and make you feel free to travel.

Safety and Intelligent Smart Charger	Charging Status Indicator Display	Charging Different Type Batteries One time
Overcharge protection Overcurrent protection Over temperature protection Short circuit protection Reverseconnection protection Over discharge protection	LED indicator shows current charging status. Connect power indicator light: Red light Charging indicator light: Red light Full charge indicator light: Green light Plug type: AC plug Automatically stops when charging is complete.	4 Individual charging slot.Can charge four batteries at the same time. Fits solar panel, wall charger, power bank, car USB outlet, other USB power. Compatible with 3.7V 18650 18500 18350 26650 14500 16340 10440 12500 12650 13650 14430 16500 16650 17500 17650 17670 18490 19670 22650 25500 batteries.
	Input:AC 120-240V 50/60Hz 15W Max Input:DC 12-24V 15W Output Voltage:4.2V ± 1% Output current: 500 mA * 4 Compatible Batteries: Li-ion: 26650, 18650, 17670, 18490, 17500, 17335, 16340 (RCR 123), 14500, 10440 Dimensions: 3.74 in *1.38 in *4.92 in (length/width/height) Weight: 4.73 oz (battery free) Dimensions:3.74 in x 1.38 in x 4.92 in (L/W/H)