Specification: Portable headlightHigh intensity>15000—30000LuxContinuous run-time:>5 hourThe power of the bulb:1 WThe lifetime of the bulb:10000 hourAll loupes are optionalVery small volume and weightBattery pack weight:100gCharge voltage:AC110V/240V/50-60HzUsing the rechargeable lithium battery， light weight， longevity and the more comfortable carry， it is suitable for all kinds of surgical operationPacking List: 1. Head light: 1 each2. Adaptor: 1 each3. Battery: 1 each4. Blue case: 1 each