Lighting Solutions 7 LED Flood Light Torch Light Specifications: Input Voltage range 2.8 – 4.2 VDC Output Voltage 3.3V (Adjustable) Battery Voltage range 2.75 – 4.2V Battery type Rechargeable Li-Ion Battery Capacity 2600mAH Body Aluminium Alloy Operating Temperature -40°C to +85 °C