Tested and confirmed working as of December 2025. ■ Product Information Charging Method: USB Rechargeable Battery: 18650 Lithium-ion Battery Charging Time: Approximately 2 hours Usable Time: Approximately 1 hour Charging Voltage: 5V Water washable ■ Contents of Shipment (Everything shown in the second photo) Main unit, USB cable, Trimmer (1.5, 2, 3, 4mm), Instruction manual (English/Chinese) ■ Shipping Method Will be wrapped in cushioning material for shipping. ■ Other ・We cannot address issues after evaluation, so please evaluate after confirming operation. ・Refer to the photos for how to attach the attachments.