AA Battery Emergency Phone Charger | Portable 90% Efficiency Backup Charger for Smartphones, Black, Red & Blue

Dead Phone. Two AA Batteries. Back in Business.

When your phone dies and there's no outlet in sight, this pocket-sized emergency charger converts standard AA batteries into phone power with 90% efficiency. At just 17×17mm and 30g, it's the smallest emergency charger in Ready Hub's lineup — small enough to live in a wallet, keychain pouch, or emergency kit permanently. AA batteries are available everywhere, making this the most universally reliable backup charging solution you can carry.

Why AA Battery Chargers Matter for Emergency Prep

• Works When Power Banks Don't — Power banks need to be charged. This charger runs on AA batteries — available at any gas station, convenience store, or emergency supply cache worldwide.
• 90% Conversion Efficiency — Extracts nearly all available energy from the batteries for maximum charge delivered to your phone.
• Ultra-Compact at 17×17mm — Smaller than a matchbox. Fits in a wallet, coin pocket, keychain pouch, or any emergency kit without taking up meaningful space.
• Featherlight at 30g — You won't notice it's there until you need it.
• Universal Compatibility — Works with smartphones and USB-charged devices.

Perfect For

• Emergency go-bags and disaster preparedness kits
• Hiking, camping, and outdoor adventures
• Travel to areas with unreliable power
• Vehicle emergency kits
• Everyday carry (EDC) wallet or keychain
• Gifting as a practical stocking stuffer or emergency gift

Specifications

• Size: 17 × 17mm
• Weight: 30g
• Power Source: 2 × AA dry batteries
• Conversion Efficiency: 90%
• Shell: Plastic
• Colors: Black, Red, Blue