Specifications Lumen: 120lm with1* XPE LED Beam Distance: 100m / Running time: 6-20h Mode: high-midium-low-SOS Powered: Built-in polymer lithium battery;800mAh Rechargeable: Yes; with micro USB Function: sensor / Sensor distance: 10cm Features Rechargeable Sensor function **This Headlamp is a Speras affiliate product. Speras warranty not applicable to this product.