This 18650 Li-ion battery set pairs a streamlined single-slot USB charger with two rechargeable cells, offering a travel-ready power solution for flashlights, headlamps, and everyday electronics. Crafted with durable Li-ion chemistry, each battery delivers 3.7 volts of consistent output without memory effect, so you can top them off at any charge level without sacrificing long-term capacity. The charger measures just 2.55 by 2.55 inches wide and 0.7 inches high, making it a portable companion that slips into a bag, glove box, or workbench drawer.
Its smart charging chip senses when a cell reaches full capacity and automatically stops the current, while the built-in safeguard system monitors overvoltage, overcurrent, short circuits, and reverse polarity. An additional zero-voltage recovery mode gently wakes deeply depleted batteries, breathing new life into cells that other chargers might reject. Powered through any standard USB port, you can plug into a wall adapter, laptop, power bank, or car charger to restore power wherever you are.
Product Details
- Size: 65mm x 65mm x 18mm (2.55in x 2.55 in x 0.7 in) No memory effect Environmentally friendly 100% Brand New
- Package Includes: 1 x USB Charger 2 x 18650 Batteries
- Input power: 100-240V_50-60Hz
- Product Weight: 0.1 kg
- Pieces per Package: 1
- Color: Blue
- Battery Type: 18650 Rechargeable Battery(Not AA or AAA battery)