This is a fan and battery set compatible with air-conditioned workwear. Brand new, unused, and genuine Japanese product. Perfect for heatstroke prevention! 【Brand】 SUN-S 【Model Number】 ・Fan Unit: RD9220H (High Power Flat Fan) ・Battery: RD9290J (Lithium-ion Battery) 【Color】 Black 【Features】 ・High-power design with a maximum airflow of 68ℓ/second ・Reliable Japanese-made battery ・Operates for approximately 4.5 hours at full capacity (when using 12V output) ・Flat design that doesn't protrude from the clothing 【Condition】 Both items are brand new and unused. 【Other】 A more advantageous set sale than purchasing separately. Immediate purchase welcome! This price is final. Please refrain from price negotiations.