Olight H15 Wave Cree XM-L LED Headlamp, 150 Max Lumens (4 x AAA) - KnifeCenter - Discontinued
Amazon.com: Customer reviews: Olight H15S Wave 250 Lumen LED Sensor Gesture Control Headlamp Torch Flashlight with 1200mAh Rechargeable Battery Pack and USB Charger, Black
Olight battery for H15 headlamp - leitz-hungaria.hu