The JA4 AAA rechargeable lithium battery 2PCS HOCO is an innovative 1.5V/3.7V constant-voltage 1200mah (320mAh) lithium-ion AAA battery pack engineered with direct onboard USB-C charging ports (5V/250mA input), ultra-fast 40-minute full recharge time, 60-minute continuous high-discharge duration, included 2-in-1 USB-C charging cable, 10.1 × 44.5 mm standard AAA cell dimensions, and an ultra-lightweight 8-gram net weight per cell (16g pair weight).

About This Item 

• Direct Onboard USB-C Charging Port: Plug any standard USB-C cable directly into the battery body without needing bulky external battery charging docks.
• Ultra-Fast 40-Minute Full Recharge Speed (5V/250mA): Rapid charging circuitry fully replenishes battery capacity from 0% to 100% in just 40 minutes.
• 1200mWh High Energy Capacity (320mAh / 3.7V): High-density lithium polymer chemistry delivers 1200mWh total energy output with consistent power performance.
• Included 2-in-1 Dual USB-C Charging Cable: Comes bundled with a dual-head USB-C charging cable so you can recharge both AAA batteries simultaneously from a single USB port.
• 1000+ Recharge Cycles & Eco-Friendly Saving: Replaces hundreds of alkaline AAA batteries, reducing toxic battery waste and saving long-term energy money.
• Standard AAA Form Factor (10.1 × 44.5mm) & 8g Weight: Exact AAA size dimensions fit seamlessly into all AAA battery compartments, weighing only 8 grams per battery.
• Multi-Protection Smart Battery Management: Internal IC protection guards against over-charging, over-discharging, short-circuit, and thermal overheating.