【ELECLEAN】Oxidation test paper (expiration date is 2023/08/05)

**How do you know that tap water has been turned into an antibacterial solution?** After spraying with eLiquid series products, if the test paper changes from white to blue, it means that the antibacterial liquid has bactericidal power. https://live.staticflickr.com/65535/52457699364_9efe4097f5_c.jpg 📍Brand: ELECLEAN 📍Product name: eLijing special oxidative power detection test paper. 📍This product contains: Oxidation test strips*2, applicable to all e-Liking products. 📍The shelf life is until August 5, 2023 (please use immediately after opening to avoid exposure to air and moisture). **Note: In order to protect your rights, please remember to chat about product inventory and product information before placing a bid, and then place an order after confirmation. If it is unpacked or used, it will affect your return rights.**