Output voltage: 5.0V Low starting voltage: 0.8V (10mA) Output accuracy: ± 0.08V High Efficiency: 90% Output Current: More than 800mA (Vin> 4V) Low ripple and low noise Application range: 1-3 batteries of electronic devices such as: electronic dictionaries digital cameras LED flashlight LED lights sphygmomanometer MP3 remote control toys wireless headsets wireless mouse and keyboard medical equipment car alarm battery charger VCR PDA and other handheld electronic devices. Features: 1. Input 0.8V ~ 5V 5V DC output voltage with a single AA battery (1.5V) power supply output current 200ma or so for mobile phones cameras single-chip digital product power supply; 2. The conversion efficiency of up to 90% 4 ultra-small size with Installed in a variety of small equipment inside; 3. With working lights.