📌 Device Model TKSTAR tk905b📌 Device Model TKSTAR tk915📌 ✳ 10,000 mAh battery lasts 50 to 60 days. In standby mode, it lasts up to 90 days. 💲 250 SAR ✳ 5,000 mAh battery lasts 30 to 45 days. In standby mode, it lasts up to 60 days. 💲 230 SAR Free device programming and app explanation 📦 Shipping available to all regions To order, call (Mobile number appears when you press the contact button)