No 5 Two Dry Batteries Emergency Charging Case $ 4.45 Product information: Color: white, black Shell Material: Plastic Additional features: flashlight with LED Size: 80*35 * 20mm Technical parameters: The design is based on two batteries, the most common No. 5/AA battery Built-in protection circuit. When the battery in the charger is exhausted or the lithium battery of the device is full, the charger will automatically disconnect and stop charging! Built-in DC-DC boost circuit, conversion efficiency is 88%~~ 93% Input voltage: 2.0-3.0V Output voltage: 5.0V Output current: 1000MA Packing list: 1* Charging Case Product Image: