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I. Product Name: Outdoor water purifier 2.Product Features: 1. To provide convenient, safe, clean outdoor drinking water 2. Super-clean water capacity: Under normal circumstances, at least 1000L of water can be filtered 3. Remove at least 99.9999% of aquatic bacteria 4. Remove at least 99.9% of aquatic parasitic protozoa 5. Reduce turbidity: can filter out about 0.2 microns of particles 6. No chemicals 7. High water flow 8. No power / battery, or replacement parts Three 0 Product life and effectiveness: Life straws reach 1600 liters (1.6 times the design life) in laboratory conditions (more stringent than EPA's requirements for turbidity and organics). Average flow rate: 280 ml / min at the beginning of use 280 ml / min, between 10 and 200 liters 250 ml / min, and 200 to 500 liters 170 ml / min, 500 to 1000 liters 200 ml / min, average flow between 0 and 1000 liters V. Antibacterial effect: Under the laboratory conditions (EPA standard 1987 for microbiological water purifiers), the results showed that: life straw in line with the US Environmental Protection Agency for the removal of bacteria LRV6 (99.9999%) requirements, and the removal of parasitic protozoa LRV3 (99.9%) requirements. VI. Turbidity: In laboratory conditions, the average turbidity decreased by 99.6%. Incoming water turbidity: 104 NTU Outflow water turbidity: 0.4 NTU

Name: Outdoor wireless handheld walkie-talkie Model: Baofeng UV-82 Frequency range: 400-520MHz Power: 5W Channel: 128 groups Voltage: 7.4V Battery type: lithium battery Battery capacity: 2800 mAh Color: Matte black Weight: 220g Talking distance: 3-5 km Box of 1 with dual transmitter headphones each Peculiarity: 1. Fashionable and professional, full of feel 2. It adopts environmentally friendly frosted material, which has the advantages of anti-fall and wear-resistant, and is stronger 3. Knob switch, the inside adopts copper ring design, tens of thousands of tests, durable, not easy to damage, concave and convex design, feel more convenient