Here are a few options for an SEO-optimized English translation and enhancement of your Russian title and description. I've focused on incorporating relevant keywords naturally to improve searchability.
<hr>Improve your posture effortlessly with our intelligent posture corrector device. This portable, black corrector utilizes gentle vibration to provide real-time reminders, helping you maintain an upright and healthy stance throughout your day. Featuring a long-lasting 200mAh battery, it's your discreet companion for back health and spinal alignment.
<hr>Achieve better back health and spinal alignment with this smart posture corrector. Its discreet, portable design and effective vibration reminder system actively encourage proper posture. The rechargeable 200mAh battery ensures extended use, making this black posture device an essential tool for anyone seeking to alleviate discomfort and improve their physical well-being.
<hr>Maintain optimal posture with our intelligent, portable posture reminder. This black device uses subtle vibration to cue you into a healthier stance. With a 200mAh battery for extended use, it’s the perfect discreet solution for improving your posture and overall spinal comfort.
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US: temporary delays — postal services aligning new import rules, 
EU: 1–2 weeks, 🌍 Worldwide: 1–4 weeks ✈️