Keep your projects powered up and ready to go with our Lithium Ion Battery Charger featuring four independent bays! Perfect for science teachers, electronics hobbyists, and science camps, this charger is designed to accommodate a variety of lithium-ion batteries, including popular models like the 18650. Each bay operates independently, allowing you to charge different batteries simultaneously without interference. Whether you're working on robotics, DIY electronics, or educational demonstrations, this charger ensures that your batteries are always at the ready.

Equipped with a user-friendly two-color charging indicator, you’ll know exactly when your batteries are charging (red light) or fully charged (green light). With a smart charging cut-off voltage of 4.23V, the charger automatically halts the process once your batteries reach full capacity, preventing any risk of overcharging. Compact and USB powered, this charger is an essential tool for anyone looking to enhance their electronic projects while maintaining optimal battery health.

Features and Specifications:

• Independent charging: Four slots allow for simultaneous charging without mutual interference
• Charging indicators: Two-color LED lights (red for charging, green for fully charged)
• Smart cut-off: Automatically stops charging at 4.23V to prevent overcharging
• Product name: 18650 charger four slots
• Product model: BH-042100-04U
• Input voltage: DC 5V 1-2A (conventional USB power supply)
• Output voltage: DC 4.2V 1000mA
• Size: 90 x 30 x 122 mm (3.54 x 1.18 x 4.80 inches)
• Weight: 106 g (3.74 oz)
• Compatible battery models: 10440, 14500, 16340, 16650, 14650, 18350, 18500, and 18650

Ensure your electronic projects run smoothly with our Lithium Ion Battery Charger and experience the convenience of reliable, independent charging!