6800mAh Dual SIM Card Gaming S9 Plus Waterproof Solar Power Bank for Cell with 4 Level LED Lights Mobile Phone Battery

6800mAh Dual SIM Card Gaming S9 Plus Waterproof Solar Power Bank for Cell with 4 Level LED Lights Mobile Phone Battery. OEM Customization Available: Accepts OEM orders with custom model BL-5B for specific phone series. Longer Battery Life: Offers longer life compared to lead acid batteries with 100% usable capacity. Lightweight Design: Achieves up to 60% weight saving with 1/3 smaller size. Low Self-Discharge Rate: Features less than 3% self-discharging rate for better energy retention. Free Maintenance: Requires no maintenance for easy and hassle-free operation. Eco-Friendly Material: Manufactured with eco-friendly materials ensuring environmental safety. Quality Guaranteed: Backed by professional quality management centers and international standards. Wide Application Range: Suitable for Nokia 5300, 5200, 3230, 3200 and other cell phones.